1146640507 has 2 divisors, whose sum is σ = 1146640508. Its totient is φ = 1146640506.

The previous prime is 1146640457. The next prime is 1146640553. The reversal of 1146640507 is 7050466411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1146640507 - 2¹⁵ = 1146607739 is a prime.

It is not a weakly prime, because it can be changed into another prime (1146640567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 573320253 + 573320254.

It is an arithmetic number, because the mean of its divisors is an integer number (573320254).

Almost surely, 2^1146640507 is an apocalyptic number.

1146640507 is a deficient number, since it is larger than the sum of its proper divisors (1).

1146640507 is an equidigital number, since it uses as much as digits as its factorization.

1146640507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 1146640507 is about 33862.0806655468. The cubic root of 1146640507 is about 1046.6683535591.

The spelling of 1146640507 in words is "one billion, one hundred forty-six million, six hundred forty thousand, five hundred seven".