1337743013 has 4 divisors (see below), whose sum is σ = 1408150560. Its totient is φ = 1267335468.

The previous prime is 1337742977. The next prime is 1337743027. The reversal of 1337743013 is 3103477331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1337743013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1337743513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35203745 + ... + 35203782.

It is an arithmetic number, because the mean of its divisors is an integer number (352037640).

Almost surely, 2^1337743013 is an apocalyptic number.

It is an amenable number.

1337743013 is a deficient number, since it is larger than the sum of its proper divisors (70407547).

1337743013 is an equidigital number, since it uses as much as digits as its factorization.

1337743013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70407546.

The product of its (nonzero) digits is 15876, while the sum is 32.

The square root of 1337743013 is about 36575.1693502573. The cubic root of 1337743013 is about 1101.8544512280.

The spelling of 1337743013 in words is "one billion, three hundred thirty-seven million, seven hundred forty-three thousand, thirteen".