149163755 has 8 divisors (see below), whose sum is σ = 192765552. Its totient is φ = 110151648.

The previous prime is 149163739. The next prime is 149163757. The reversal of 149163755 is 557361941.

149163755 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 149163755 - 2⁴ = 149163739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (149163757) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1147349 + ... + 1147478.

It is an arithmetic number, because the mean of its divisors is an integer number (24095694).

Almost surely, 2^149163755 is an apocalyptic number.

149163755 is a deficient number, since it is larger than the sum of its proper divisors (43601797).

149163755 is a wasteful number, since it uses less digits than its factorization.

149163755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2294845.

The product of its digits is 113400, while the sum is 41.

The square root of 149163755 is about 12213.2614399267. The cubic root of 149163755 is about 530.3400629982.

The spelling of 149163755 in words is "one hundred forty-nine million, one hundred sixty-three thousand, seven hundred fifty-five".