1337305398 has 32 divisors (see below), whose sum is σ = 3142202112. Its totient is φ = 374071200.

The previous prime is 1337305369. The next prime is 1337305421. The reversal of 1337305398 is 8935037331.

It is a Curzon number.

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, 778458 + ... + 780173.

It is an arithmetic number, because the mean of its divisors is an integer number (98193816).

Almost surely, 2^1337305398 is an apocalyptic number.

1337305398 is an abundant number, since it is smaller than the sum of its proper divisors (1804896714).

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

1337305398 is a wasteful number, since it uses less digits than its factorization.

1337305398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1558660.

The product of its (nonzero) digits is 204120, while the sum is 42.

The square root of 1337305398 is about 36569.1864552659. The cubic root of 1337305398 is about 1101.7342884813.

It can be divided in two parts, 133730 and 5398, that added together give a triangular number (139128 = T₅₂₇).

The spelling of 1337305398 in words is "one billion, three hundred thirty-seven million, three hundred five thousand, three hundred ninety-eight".