150771893 has 2 divisors, whose sum is σ = 150771894. Its totient is φ = 150771892.

The previous prime is 150771833. The next prime is 150771917. The reversal of 150771893 is 398177051.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 129914404 + 20857489 = 11398^2 + 4567^2 .

It is a cyclic number.

It is not a de Polignac number, because 150771893 - 2¹⁰ = 150770869 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 150771893.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (150771833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75385946 + 75385947.

It is an arithmetic number, because the mean of its divisors is an integer number (75385947).

Almost surely, 2^150771893 is an apocalyptic number.

It is an amenable number.

150771893 is a deficient number, since it is larger than the sum of its proper divisors (1).

150771893 is an equidigital number, since it uses as much as digits as its factorization.

150771893 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52920, while the sum is 41.

The square root of 150771893 is about 12278.9206773234. The cubic root of 150771893 is about 532.2391242749.

The spelling of 150771893 in words is "one hundred fifty million, seven hundred seventy-one thousand, eight hundred ninety-three".