151055813 has 2 divisors, whose sum is σ = 151055814. Its totient is φ = 151055812.

The previous prime is 151055771. The next prime is 151055819. The reversal of 151055813 is 318550151.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 103266244 + 47789569 = 10162^2 + 6913^2 .

It is a cyclic number.

It is not a de Polignac number, because 151055813 - 2²⁰ = 150007237 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151055819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75527906 + 75527907.

It is an arithmetic number, because the mean of its divisors is an integer number (75527907).

Almost surely, 2^151055813 is an apocalyptic number.

It is an amenable number.

151055813 is a deficient number, since it is larger than the sum of its proper divisors (1).

151055813 is an equidigital number, since it uses as much as digits as its factorization.

151055813 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3000, while the sum is 29.

The square root of 151055813 is about 12290.4765163927. The cubic root of 151055813 is about 532.5730029883.

The spelling of 151055813 in words is "one hundred fifty-one million, fifty-five thousand, eight hundred thirteen".