1072313188 has 48 divisors (see below), whose sum is σ = 2006839296. Its totient is φ = 500482080.

The previous prime is 1072313167. The next prime is 1072313191. The reversal of 1072313188 is 8813132701.

It is a super-2 number, since 2×1072313188² = 2299711146317446688, which contains 22 as substring.

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, 441345 + ... + 443767.

It is an arithmetic number, because the mean of its divisors is an integer number (41809152).

Almost surely, 2^1072313188 is an apocalyptic number.

It is an amenable number.

1072313188 is a deficient number, since it is larger than the sum of its proper divisors (934526108).

1072313188 is a wasteful number, since it uses less digits than its factorization.

1072313188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2584 (or 2582 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 34.

The square root of 1072313188 is about 32746.1934887095. The cubic root of 1072313188 is about 1023.5456472782.

Adding to 1072313188 its reverse (8813132701), we get a palindrome (9885445889).

The spelling of 1072313188 in words is "one billion, seventy-two million, three hundred thirteen thousand, one hundred eighty-eight".