3121465152 has 84 divisors (see below), whose sum is σ = 8943136800. Its totient is φ = 960440832.

The previous prime is 3121465147. The next prime is 3121465153. The reversal of 3121465152 is 2515641213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3121465153) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15652 + ... + 80547.

Almost surely, 2^3121465152 is an apocalyptic number.

3121465152 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3121465152 is an abundant number, since it is smaller than the sum of its proper divisors (5821671648).

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

3121465152 is a wasteful number, since it uses less digits than its factorization.

3121465152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96240 (or 96217 counting only the distinct ones).

The product of its digits is 7200, while the sum is 30.

The square root of 3121465152 is about 55870.0738499601. The cubic root of 3121465152 is about 1461.4574100194.

The spelling of 3121465152 in words is "three billion, one hundred twenty-one million, four hundred sixty-five thousand, one hundred fifty-two".