1337423813 has 32 divisors (see below), whose sum is σ = 1665982080. Its totient is φ = 1057536000.

The previous prime is 1337423777. The next prime is 1337423819. The reversal of 1337423813 is 3183247331.

It is not a de Polignac number, because 1337423813 - 2⁶ = 1337423749 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1337423819) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 141083 + ... + 150263.

It is an arithmetic number, because the mean of its divisors is an integer number (52061940).

Almost surely, 2^1337423813 is an apocalyptic number.

It is an amenable number.

1337423813 is a deficient number, since it is larger than the sum of its proper divisors (328558267).

1337423813 is a wasteful number, since it uses less digits than its factorization.

1337423813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9269.

The product of its digits is 36288, while the sum is 35.

The square root of 1337423813 is about 36570.8054737655. The cubic root of 1337423813 is about 1101.7668061135.

The spelling of 1337423813 in words is "one billion, three hundred thirty-seven million, four hundred twenty-three thousand, eight hundred thirteen".