149273463 has 16 divisors (see below), whose sum is σ = 206078976. Its totient is φ = 96011520.

The previous prime is 149273461. The next prime is 149273477. The reversal of 149273463 is 364372941.

It is not a de Polignac number, because 149273463 - 2¹ = 149273461 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149273461) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30556 + ... + 35102.

It is an arithmetic number, because the mean of its divisors is an integer number (12879936).

Almost surely, 2^149273463 is an apocalyptic number.

149273463 is a deficient number, since it is larger than the sum of its proper divisors (56805513).

149273463 is a wasteful number, since it uses less digits than its factorization.

149273463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4934.

The product of its digits is 108864, while the sum is 39.

The square root of 149273463 is about 12217.7519617972. The cubic root of 149273463 is about 530.4700505395.

The spelling of 149273463 in words is "one hundred forty-nine million, two hundred seventy-three thousand, four hundred sixty-three".