1407256013 has 2 divisors, whose sum is σ = 1407256014. Its totient is φ = 1407256012.

The previous prime is 1407256003. The next prime is 1407256043. The reversal of 1407256013 is 3106527041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1384807369 + 22448644 = 37213^2 + 4738^2 .

It is a cyclic number.

It is not a de Polignac number, because 1407256013 - 2¹² = 1407251917 is a prime.

It is a super-2 number, since 2×1407256013² = 3960738972249312338, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1407256003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 703628006 + 703628007.

It is an arithmetic number, because the mean of its divisors is an integer number (703628007).

Almost surely, 2^1407256013 is an apocalyptic number.

It is an amenable number.

1407256013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1407256013 is an equidigital number, since it uses as much as digits as its factorization.

1407256013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 1407256013 is about 37513.4111085622. The cubic root of 1407256013 is about 1120.6182845230.

The spelling of 1407256013 in words is "one billion, four hundred seven million, two hundred fifty-six thousand, thirteen".