150188461 has 2 divisors, whose sum is σ = 150188462. Its totient is φ = 150188460.

The previous prime is 150188449. The next prime is 150188497. The reversal of 150188461 is 164881051.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 113827561 + 36360900 = 10669^2 + 6030^2 .

It is a cyclic number.

It is not a de Polignac number, because 150188461 - 2⁵ = 150188429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (150188411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75094230 + 75094231.

It is an arithmetic number, because the mean of its divisors is an integer number (75094231).

Almost surely, 2^150188461 is an apocalyptic number.

It is an amenable number.

150188461 is a deficient number, since it is larger than the sum of its proper divisors (1).

150188461 is an equidigital number, since it uses as much as digits as its factorization.

150188461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7680, while the sum is 34.

The square root of 150188461 is about 12255.1401868767. The cubic root of 150188461 is about 531.5517133488.

The spelling of 150188461 in words is "one hundred fifty million, one hundred eighty-eight thousand, four hundred sixty-one".