149634363 has 4 divisors (see below), whose sum is σ = 199512488. Its totient is φ = 99756240.

The previous prime is 149634361. The next prime is 149634371. The reversal of 149634363 is 363436941.

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

It is not a de Polignac number, because 149634363 - 2¹ = 149634361 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (149634361) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 24939058 + ... + 24939063.

It is an arithmetic number, because the mean of its divisors is an integer number (49878122).

Almost surely, 2^149634363 is an apocalyptic number.

149634363 is a deficient number, since it is larger than the sum of its proper divisors (49878125).

149634363 is an equidigital number, since it uses as much as digits as its factorization.

149634363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49878124.

The product of its digits is 139968, while the sum is 39.

The square root of 149634363 is about 12232.5125383136. The cubic root of 149634363 is about 530.8972141196.

The spelling of 149634363 in words is "one hundred forty-nine million, six hundred thirty-four thousand, three hundred sixty-three".