150993405 has 48 divisors (see below), whose sum is σ = 286101504. Its totient is φ = 73336320.

The previous prime is 150993397. The next prime is 150993431. The reversal of 150993405 is 504399051.

It is not a de Polignac number, because 150993405 - 2³ = 150993397 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 150993405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 20532 + ... + 26898.

It is an arithmetic number, because the mean of its divisors is an integer number (5960448).

Almost surely, 2^150993405 is an apocalyptic number.

150993405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

150993405 is a deficient number, since it is larger than the sum of its proper divisors (135108099).

150993405 is a wasteful number, since it uses less digits than its factorization.

150993405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6426 (or 6423 counting only the distinct ones).

The product of its (nonzero) digits is 24300, while the sum is 36.

The square root of 150993405 is about 12287.9373777701. The cubic root of 150993405 is about 532.4996495402.

The spelling of 150993405 in words is "one hundred fifty million, nine hundred ninety-three thousand, four hundred five".