3154135920 has 160 divisors (see below), whose sum is σ = 10869970944. Its totient is φ = 751334400.

The previous prime is 3154135913. The next prime is 3154135931. The reversal of 3154135920 is 295314513.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 80415 + ... + 113025.

Almost surely, 2^3154135920 is an apocalyptic number.

3154135920 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3154135920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5434985472).

3154135920 is an abundant number, since it is smaller than the sum of its proper divisors (7715835024).

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

3154135920 is a wasteful number, since it uses less digits than its factorization.

3154135920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32671 (or 32665 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 33.

The square root of 3154135920 is about 56161.6944188831. The cubic root of 3154135920 is about 1466.5384979827.

The spelling of 3154135920 in words is "three billion, one hundred fifty-four million, one hundred thirty-five thousand, nine hundred twenty".