37941121 has 4 divisors (see below), whose sum is σ = 37957972. Its totient is φ = 37924272.

The previous prime is 37941109. The next prime is 37941131. The reversal of 37941121 is 12114973.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 12114973 = 13 ⋅931921.

It can be written as a sum of positive squares in 2 ways, for example, as 14554225 + 23386896 = 3815^2 + 4836^2 .

It is a cyclic number.

It is not a de Polignac number, because 37941121 - 2⁵ = 37941089 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 37941121.

It is not an unprimeable number, because it can be changed into a prime (37941131) 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, 4410 + ... + 9763.

It is an arithmetic number, because the mean of its divisors is an integer number (9489493).

Almost surely, 2^37941121 is an apocalyptic number.

It is an amenable number.

37941121 is a deficient number, since it is larger than the sum of its proper divisors (16851).

37941121 is a wasteful number, since it uses less digits than its factorization.

37941121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16850.

The product of its digits is 1512, while the sum is 28.

The square root of 37941121 is about 6159.6364340763. The cubic root of 37941121 is about 336.0238107890.

It can be divided in two parts, 3 and 7941121, that added together give a square (7941124 = 2818²).

The spelling of 37941121 in words is "thirty-seven million, nine hundred forty-one thousand, one hundred twenty-one".