3154423521 has 16 divisors (see below), whose sum is σ = 4277940480. Its totient is φ = 2066977920.

The previous prime is 3154423511. The next prime is 3154423523. The reversal of 3154423521 is 1253244513.

It is not a de Polignac number, because 3154423521 - 2¹⁰ = 3154422497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3154423523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 284245 + ... + 295133.

It is an arithmetic number, because the mean of its divisors is an integer number (267371280).

Almost surely, 2^3154423521 is an apocalyptic number.

It is an amenable number.

3154423521 is a deficient number, since it is larger than the sum of its proper divisors (1123516959).

3154423521 is a wasteful number, since it uses less digits than its factorization.

3154423521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12536.

The product of its digits is 14400, while the sum is 30.

The square root of 3154423521 is about 56164.2548334793. The cubic root of 3154423521 is about 1466.5830706887.

The spelling of 3154423521 in words is "three billion, one hundred fifty-four million, four hundred twenty-three thousand, five hundred twenty-one".