150552553 has 4 divisors (see below), whose sum is σ = 151182720. Its totient is φ = 149922388.

The previous prime is 150552541. The next prime is 150552557. The reversal of 150552553 is 355255051.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 150552553 - 2²¹ = 148455401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (150552557) 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, 314725 + ... + 315202.

It is an arithmetic number, because the mean of its divisors is an integer number (37795680).

Almost surely, 2^150552553 is an apocalyptic number.

It is an amenable number.

150552553 is a deficient number, since it is larger than the sum of its proper divisors (630167).

150552553 is an equidigital number, since it uses as much as digits as its factorization.

150552553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 630166.

The product of its (nonzero) digits is 18750, while the sum is 31.

The square root of 150552553 is about 12269.9858598126. The cubic root of 150552553 is about 531.9809019940.

The spelling of 150552553 in words is "one hundred fifty million, five hundred fifty-two thousand, five hundred fifty-three".