150434691 has 8 divisors (see below), whose sum is σ = 218814144. Its totient is φ = 91172520.

The previous prime is 150434671. The next prime is 150434707. The reversal of 150434691 is 196434051.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 150434691 - 2⁵ = 150434659 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 4558627 = 150434691 / (1 + 5 + 0 + 4 + 3 + 4 + 6 + 9 + 1).

It is not an unprimeable number, because it can be changed into a prime (150434671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2279281 + ... + 2279346.

It is an arithmetic number, because the mean of its divisors is an integer number (27351768).

Almost surely, 2^150434691 is an apocalyptic number.

150434691 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

150434691 is a deficient number, since it is larger than the sum of its proper divisors (68379453).

150434691 is a wasteful number, since it uses less digits than its factorization.

150434691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4558641.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 150434691 is about 12265.1820614290. The cubic root of 150434691 is about 531.8420430577.

The spelling of 150434691 in words is "one hundred fifty million, four hundred thirty-four thousand, six hundred ninety-one".