1535112149 has 2 divisors, whose sum is σ = 1535112150. Its totient is φ = 1535112148.

The previous prime is 1535112113. The next prime is 1535112191. The reversal of 1535112149 is 9412115351.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1152127249 + 382984900 = 33943^2 + 19570^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1535112149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1535112749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 767556074 + 767556075.

It is an arithmetic number, because the mean of its divisors is an integer number (767556075).

Almost surely, 2^1535112149 is an apocalyptic number.

It is an amenable number.

1535112149 is a deficient number, since it is larger than the sum of its proper divisors (1).

1535112149 is an equidigital number, since it uses as much as digits as its factorization.

1535112149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5400, while the sum is 32.

The square root of 1535112149 is about 39180.5072580741. The cubic root of 1535112149 is about 1153.5773038979.

The spelling of 1535112149 in words is "one billion, five hundred thirty-five million, one hundred twelve thousand, one hundred forty-nine".