1373864530 has 16 divisors (see below), whose sum is σ = 2478305664. Its totient is φ = 548357040.

The previous prime is 1373864489. The next prime is 1373864533. The reversal of 1373864530 is 354683731.

It is not an unprimeable number, because it can be changed into a prime (1373864533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143736 + ... + 152995.

It is an arithmetic number, because the mean of its divisors is an integer number (154894104).

Almost surely, 2^1373864530 is an apocalyptic number.

1373864530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1373864530 is a deficient number, since it is larger than the sum of its proper divisors (1104441134).

1373864530 is a wasteful number, since it uses less digits than its factorization.

1373864530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297201.

The product of its (nonzero) digits is 181440, while the sum is 40.

The square root of 1373864530 is about 37065.6785989411. The cubic root of 1373864530 is about 1111.6838685440.

The spelling of 1373864530 in words is "one billion, three hundred seventy-three million, eight hundred sixty-four thousand, five hundred thirty".