149250975 has 24 divisors (see below), whose sum is σ = 249039120. Its totient is φ = 78865920.

The previous prime is 149250931. The next prime is 149251013. The reversal of 149250975 is 579052941.

It is not a de Polignac number, because 149250975 - 2⁷ = 149250847 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 954 + ... + 17303.

It is an arithmetic number, because the mean of its divisors is an integer number (10376630).

Almost surely, 2^149250975 is an apocalyptic number.

149250975 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

149250975 is a deficient number, since it is larger than the sum of its proper divisors (99788145).

149250975 is a wasteful number, since it uses less digits than its factorization.

149250975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18379 (or 18374 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 42.

The square root of 149250975 is about 12216.8316268990. The cubic root of 149250975 is about 530.4434108199.

The spelling of 149250975 in words is "one hundred forty-nine million, two hundred fifty thousand, nine hundred seventy-five".