1351425240 has 96 divisors (see below), whose sum is σ = 4791430800. Its totient is φ = 327617280.

The previous prime is 1351425227. The next prime is 1351425241. The reversal of 1351425240 is 425241531.

1351425240 is a `hidden beast` number, since 135 + 1 + 4 + 2 + 524 + 0 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1351425241) 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 23 ways as a sum of consecutive naturals, for example, 166675 + ... + 174594.

Almost surely, 2^1351425240 is an apocalyptic number.

1351425240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1351425240 is an abundant number, since it is smaller than the sum of its proper divisors (3440005560).

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

1351425240 is a wasteful number, since it uses less digits than its factorization.

1351425240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341297 (or 341290 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 1351425240 is about 36761.7360852286. The cubic root of 1351425240 is about 1105.5982482870.

Adding to 1351425240 its reverse (425241531), we get a palindrome (1776666771).

The spelling of 1351425240 in words is "one billion, three hundred fifty-one million, four hundred twenty-five thousand, two hundred forty".