38150121 has 4 divisors (see below), whose sum is σ = 50866832. Its totient is φ = 25433412.

The previous prime is 38150113. The next prime is 38150129. The reversal of 38150121 is 12105183.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (38150113) and next prime (38150129).

It is not a de Polignac number, because 38150121 - 2³ = 38150113 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (38150129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6358351 + ... + 6358356.

It is an arithmetic number, because the mean of its divisors is an integer number (12716708).

Almost surely, 2^38150121 is an apocalyptic number.

It is an amenable number.

38150121 is a deficient number, since it is larger than the sum of its proper divisors (12716711).

38150121 is a wasteful number, since it uses less digits than its factorization.

38150121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12716710.

The product of its (nonzero) digits is 240, while the sum is 21.

The square root of 38150121 is about 6176.5784217478. The cubic root of 38150121 is about 336.6396809835.

The spelling of 38150121 in words is "thirty-eight million, one hundred fifty thousand, one hundred twenty-one".