3115331340 has 72 divisors (see below), whose sum is σ = 9588033840. Its totient is φ = 755230080.

The previous prime is 3115331339. The next prime is 3115331341. The reversal of 3115331340 is 431335113.

It is an interprime number because it is at equal distance from previous prime (3115331339) and next prime (3115331341).

It is a self number, because there is not a number n which added to its sum of digits gives 3115331340.

It is not an unprimeable number, because it can be changed into a prime (3115331341) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 207295 + ... + 221814.

Almost surely, 2^3115331340 is an apocalyptic number.

3115331340 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3115331340 is an abundant number, since it is smaller than the sum of its proper divisors (6472702500).

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

3115331340 is a wasteful number, since it uses less digits than its factorization.

3115331340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429143 (or 429130 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 3115331340 is about 55815.1533187897. The cubic root of 3115331340 is about 1460.4995069484.

Adding to 3115331340 its reverse (431335113), we get a palindrome (3546666453).

The spelling of 3115331340 in words is "three billion, one hundred fifteen million, three hundred thirty-one thousand, three hundred forty".