1351052340 has 48 divisors (see below), whose sum is σ = 4126852800. Its totient is φ = 327527680.

The previous prime is 1351052333. The next prime is 1351052347. The reversal of 1351052340 is 432501531.

It is an interprime number because it is at equal distance from previous prime (1351052333) and next prime (1351052347).

It is a self number, because there is not a number n which added to its sum of digits gives 1351052340.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1351052347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1022865 + ... + 1024184.

It is an arithmetic number, because the mean of its divisors is an integer number (85976100).

Almost surely, 2^1351052340 is an apocalyptic number.

1351052340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1351052340 is an abundant number, since it is smaller than the sum of its proper divisors (2775800460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1351052340 is a wasteful number, since it uses less digits than its factorization.

1351052340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2047072 (or 2047070 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 1351052340 is about 36756.6638856140. The cubic root of 1351052340 is about 1105.4965493546.

Adding to 1351052340 its reverse (432501531), we get a palindrome (1783553871).

The spelling of 1351052340 in words is "one billion, three hundred fifty-one million, fifty-two thousand, three hundred forty".