149710061 has 2 divisors, whose sum is σ = 149710062. Its totient is φ = 149710060.

The previous prime is 149710049. The next prime is 149710069. The reversal of 149710061 is 160017941.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 132112036 + 17598025 = 11494^2 + 4195^2 .

It is a cyclic number.

It is not a de Polignac number, because 149710061 - 2⁶ = 149709997 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is equal to p_8429042 and since 149710061 and 8429042 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149710069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74855030 + 74855031.

It is an arithmetic number, because the mean of its divisors is an integer number (74855031).

Almost surely, 2^149710061 is an apocalyptic number.

It is an amenable number.

149710061 is a deficient number, since it is larger than the sum of its proper divisors (1).

149710061 is an equidigital number, since it uses as much as digits as its factorization.

149710061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 29.

The square root of 149710061 is about 12235.6062783991. The cubic root of 149710061 is about 530.9867236003.

The spelling of 149710061 in words is "one hundred forty-nine million, seven hundred ten thousand, sixty-one".