1512136849 has 2 divisors, whose sum is σ = 1512136850. Its totient is φ = 1512136848.

The previous prime is 1512136837. The next prime is 1512136897. The reversal of 1512136849 is 9486312151.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1449172624 + 62964225 = 38068^2 + 7935^2 .

It is a cyclic number.

It is not a de Polignac number, because 1512136849 - 2²⁹ = 975265937 is a prime.

It is not a weakly prime, because it can be changed into another prime (1512136049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 756068424 + 756068425.

It is an arithmetic number, because the mean of its divisors is an integer number (756068425).

Almost surely, 2^1512136849 is an apocalyptic number.

It is an amenable number.

1512136849 is a deficient number, since it is larger than the sum of its proper divisors (1).

1512136849 is an equidigital number, since it uses as much as digits as its factorization.

1512136849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51840, while the sum is 40.

The square root of 1512136849 is about 38886.2038388938. The cubic root of 1512136849 is about 1147.7933359626.

The spelling of 1512136849 in words is "one billion, five hundred twelve million, one hundred thirty-six thousand, eight hundred forty-nine".