1373515340 has 48 divisors (see below), whose sum is σ = 3057717600. Its totient is φ = 516467712.

The previous prime is 1373515321. The next prime is 1373515361. The reversal of 1373515340 is 435153731.

It is a junction number, because it is equal to n+sod(n) for n = 1373515297 and 1373515306.

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, 361571 + ... + 365349.

It is an arithmetic number, because the mean of its divisors is an integer number (63702450).

Almost surely, 2^1373515340 is an apocalyptic number.

1373515340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1373515340 is an abundant number, since it is smaller than the sum of its proper divisors (1684202260).

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

1373515340 is a wasteful number, since it uses less digits than its factorization.

1373515340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4874 (or 4872 counting only the distinct ones).

The product of its (nonzero) digits is 18900, while the sum is 32.

The square root of 1373515340 is about 37060.9678772695. The cubic root of 1373515340 is about 1111.5896763889.

The spelling of 1373515340 in words is "one billion, three hundred seventy-three million, five hundred fifteen thousand, three hundred forty".