149050757 has 2 divisors, whose sum is σ = 149050758. Its totient is φ = 149050756.

The previous prime is 149050753. The next prime is 149050777. The reversal of 149050757 is 757050941.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 137968516 + 11082241 = 11746^2 + 3329^2 .

It is a cyclic number.

It is not a de Polignac number, because 149050757 - 2² = 149050753 is a prime.

It is a super-2 number, since 2×149050757² = 44432256324546098, 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 149050757.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149050751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74525378 + 74525379.

It is an arithmetic number, because the mean of its divisors is an integer number (74525379).

Almost surely, 2^149050757 is an apocalyptic number.

It is an amenable number.

149050757 is a deficient number, since it is larger than the sum of its proper divisors (1).

149050757 is an equidigital number, since it uses as much as digits as its factorization.

149050757 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 44100, while the sum is 38.

The square root of 149050757 is about 12208.6345264325. The cubic root of 149050757 is about 530.2061106509.

The spelling of 149050757 in words is "one hundred forty-nine million, fifty thousand, seven hundred fifty-seven".