149259435 has 32 divisors (see below), whose sum is σ = 259193088. Its totient is φ = 72908160.

The previous prime is 149259427. The next prime is 149259437. The reversal of 149259435 is 534952941.

It is not a de Polignac number, because 149259435 - 2³ = 149259427 is a prime.

It is not an unprimeable number, because it can be changed into a prime (149259437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22624 + ... + 28466.

It is an arithmetic number, because the mean of its divisors is an integer number (8099784).

Almost surely, 2^149259435 is an apocalyptic number.

149259435 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

149259435 is a deficient number, since it is larger than the sum of its proper divisors (109933653).

149259435 is a wasteful number, since it uses less digits than its factorization.

149259435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5995.

The product of its digits is 194400, while the sum is 42.

The square root of 149259435 is about 12217.1778656120. The cubic root of 149259435 is about 530.4534330134.

The spelling of 149259435 in words is "one hundred forty-nine million, two hundred fifty-nine thousand, four hundred thirty-five".