150635813 has 2 divisors, whose sum is σ = 150635814. Its totient is φ = 150635812.

The previous prime is 150635803. The next prime is 150635867. The reversal of 150635813 is 318536051.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 120846049 + 29789764 = 10993^2 + 5458^2 .

It is an emirp because it is prime and its reverse (318536051) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 150635813 - 2⁸ = 150635557 is a prime.

It is a super-2 number, since 2×150635813² = 45382296316341938, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 150635813.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (150635803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75317906 + 75317907.

It is an arithmetic number, because the mean of its divisors is an integer number (75317907).

Almost surely, 2^150635813 is an apocalyptic number.

It is an amenable number.

150635813 is a deficient number, since it is larger than the sum of its proper divisors (1).

150635813 is an equidigital number, since it uses as much as digits as its factorization.

150635813 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 150635813 is about 12273.3782228040. The cubic root of 150635813 is about 532.0789509620.

The spelling of 150635813 in words is "one hundred fifty million, six hundred thirty-five thousand, eight hundred thirteen".