149661295 has 16 divisors (see below), whose sum is σ = 207286848. Its totient is φ = 101606400.

The previous prime is 149661293. The next prime is 149661307. The reversal of 149661295 is 592166941.

It is not a de Polignac number, because 149661295 - 2¹ = 149661293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149661293) 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 15 ways as a sum of consecutive naturals, for example, 17634 + ... + 24703.

It is an arithmetic number, because the mean of its divisors is an integer number (12955428).

Almost surely, 2^149661295 is an apocalyptic number.

149661295 is a deficient number, since it is larger than the sum of its proper divisors (57625553).

149661295 is a wasteful number, since it uses less digits than its factorization.

149661295 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42450.

The product of its digits is 116640, while the sum is 43.

The square root of 149661295 is about 12233.6133255878. The cubic root of 149661295 is about 530.9290634572.

It can be divided in two parts, 14966 and 1295, that added together give a palindrome (16261).

The spelling of 149661295 in words is "one hundred forty-nine million, six hundred sixty-one thousand, two hundred ninety-five".