150661534 has 4 divisors (see below), whose sum is σ = 225992304. Its totient is φ = 75330766.

The previous prime is 150661529. The next prime is 150661543. The reversal of 150661534 is 435166051.

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

It is a junction number, because it is equal to n+sod(n) for n = 150661496 and 150661505.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37665382 + ... + 37665385.

It is an arithmetic number, because the mean of its divisors is an integer number (56498076).

Almost surely, 2^150661534 is an apocalyptic number.

150661534 is a deficient number, since it is larger than the sum of its proper divisors (75330770).

150661534 is an equidigital number, since it uses as much as digits as its factorization.

150661534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75330769.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 150661534 is about 12274.4260150933. The cubic root of 150661534 is about 532.1092333222.

The spelling of 150661534 in words is "one hundred fifty million, six hundred sixty-one thousand, five hundred thirty-four".