1162787413 has 2 divisors, whose sum is σ = 1162787414. Its totient is φ = 1162787412.

The previous prime is 1162787389. The next prime is 1162787449. The reversal of 1162787413 is 3147872611.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1039288644 + 123498769 = 32238^2 + 11113^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1162787413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1162727413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 581393706 + 581393707.

It is an arithmetic number, because the mean of its divisors is an integer number (581393707).

Almost surely, 2^1162787413 is an apocalyptic number.

It is an amenable number.

1162787413 is a deficient number, since it is larger than the sum of its proper divisors (1).

1162787413 is an equidigital number, since it uses as much as digits as its factorization.

1162787413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 56448, while the sum is 40.

The square root of 1162787413 is about 34099.6688107084. The cubic root of 1162787413 is about 1051.5585058359.

The spelling of 1162787413 in words is "one billion, one hundred sixty-two million, seven hundred eighty-seven thousand, four hundred thirteen".