149465158 has 4 divisors (see below), whose sum is σ = 224197740. Its totient is φ = 74732578.

The previous prime is 149465149. The next prime is 149465209. The reversal of 149465158 is 851564941.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37366288 + ... + 37366291.

It is an arithmetic number, because the mean of its divisors is an integer number (56049435).

Almost surely, 2^149465158 is an apocalyptic number.

149465158 is a deficient number, since it is larger than the sum of its proper divisors (74732582).

149465158 is an equidigital number, since it uses as much as digits as its factorization.

149465158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74732581.

The product of its digits is 172800, while the sum is 43.

The square root of 149465158 is about 12225.5943822785. The cubic root of 149465158 is about 530.6970276063.

The spelling of 149465158 in words is "one hundred forty-nine million, four hundred sixty-five thousand, one hundred fifty-eight".