150941551 has 4 divisors (see below), whose sum is σ = 151300504. Its totient is φ = 150582600.

The previous prime is 150941519. The next prime is 150941561. The reversal of 150941551 is 155149051.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 150941551 - 2⁵ = 150941519 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150941501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 178845 + ... + 179686.

It is an arithmetic number, because the mean of its divisors is an integer number (37825126).

Almost surely, 2^150941551 is an apocalyptic number.

150941551 is a deficient number, since it is larger than the sum of its proper divisors (358953).

150941551 is an equidigital number, since it uses as much as digits as its factorization.

150941551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358952.

The product of its (nonzero) digits is 4500, while the sum is 31.

The square root of 150941551 is about 12285.8272411751. The cubic root of 150941551 is about 532.4386857335.

The spelling of 150941551 in words is "one hundred fifty million, nine hundred forty-one thousand, five hundred fifty-one".