150345554 has 4 divisors (see below), whose sum is σ = 225518334. Its totient is φ = 75172776.

The previous prime is 150345539. The next prime is 150345557. The reversal of 150345554 is 455543051.

150345554 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 95511529 + 54834025 = 9773^2 + 7405^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 150345554.

It is not an unprimeable number, because it can be changed into a prime (150345557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37586387 + ... + 37586390.

Almost surely, 2^150345554 is an apocalyptic number.

150345554 is a deficient number, since it is larger than the sum of its proper divisors (75172780).

150345554 is an equidigital number, since it uses as much as digits as its factorization.

150345554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75172779.

The product of its (nonzero) digits is 30000, while the sum is 32.

The square root of 150345554 is about 12261.5477815812. The cubic root of 150345554 is about 531.7369782612.

The spelling of 150345554 in words is "one hundred fifty million, three hundred forty-five thousand, five hundred fifty-four".