1612135507 has 2 divisors, whose sum is σ = 1612135508. Its totient is φ = 1612135506.

The previous prime is 1612135487. The next prime is 1612135523. The reversal of 1612135507 is 7055312161.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1612135507 - 2⁷ = 1612135379 is a prime.

It is not a weakly prime, because it can be changed into another prime (1612135537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 806067753 + 806067754.

It is an arithmetic number, because the mean of its divisors is an integer number (806067754).

Almost surely, 2^1612135507 is an apocalyptic number.

1612135507 is a deficient number, since it is larger than the sum of its proper divisors (1).

1612135507 is an equidigital number, since it uses as much as digits as its factorization.

1612135507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6300, while the sum is 31.

The square root of 1612135507 is about 40151.4072854240. The cubic root of 1612135507 is about 1172.5566870361.

Adding to 1612135507 its reverse (7055312161), we get a palindrome (8667447668).

The spelling of 1612135507 in words is "one billion, six hundred twelve million, one hundred thirty-five thousand, five hundred seven".