3155021045 has 16 divisors (see below), whose sum is σ = 4131794880. Its totient is φ = 2293680000.

The previous prime is 3155021039. The next prime is 3155021057. The reversal of 3155021045 is 5401205513.

It is not a de Polignac number, because 3155021045 - 2¹⁶ = 3154955509 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156545 + ... + 175545.

It is an arithmetic number, because the mean of its divisors is an integer number (258237180).

Almost surely, 2^3155021045 is an apocalyptic number.

It is an amenable number.

3155021045 is a deficient number, since it is larger than the sum of its proper divisors (976773835).

3155021045 is a wasteful number, since it uses less digits than its factorization.

3155021045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22036.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 3155021045 is about 56169.5740147635. The cubic root of 3155021045 is about 1466.6756669271.

Adding to 3155021045 its reverse (5401205513), we get a palindrome (8556226558).

The spelling of 3155021045 in words is "three billion, one hundred fifty-five million, twenty-one thousand, forty-five".