1101400340 has 24 divisors (see below), whose sum is σ = 2314244520. Its totient is φ = 440311808.

The previous prime is 1101400319. The next prime is 1101400357. The reversal of 1101400340 is 430041011.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 355216 + 1101045124 = 596^2 + 33182^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23204 + ... + 52356.

It is an arithmetic number, because the mean of its divisors is an integer number (96426855).

Almost surely, 2^1101400340 is an apocalyptic number.

1101400340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1101400340 is an abundant number, since it is smaller than the sum of its proper divisors (1212844180).

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

1101400340 is a wasteful number, since it uses less digits than its factorization.

1101400340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31051 (or 31049 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1101400340 is about 33187.3521088984. The cubic root of 1101400340 is about 1032.7179730808.

Adding to 1101400340 its reverse (430041011), we get a palindrome (1531441351).

The spelling of 1101400340 in words is "one billion, one hundred one million, four hundred thousand, three hundred forty".