3142123520 has 136 divisors (see below), whose sum is σ = 7751014656. Its totient is φ = 1222115328.

The previous prime is 3142123511. The next prime is 3142123547. The reversal of 3142123520 is 253212413.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14090129 + ... + 14090351.

Almost surely, 2^3142123520 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3142123520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3875507328).

3142123520 is an abundant number, since it is smaller than the sum of its proper divisors (4608891136).

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

3142123520 is an frugal number, since it uses more digits than its factorization.

3142123520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303 (or 273 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 3142123520 is about 56054.6476217628. The cubic root of 3142123520 is about 1464.6743785073.

Adding to 3142123520 its reverse (253212413), we get a palindrome (3395335933).

The spelling of 3142123520 in words is "three billion, one hundred forty-two million, one hundred twenty-three thousand, five hundred twenty".