6201137 has 4 divisors (see below), whose sum is σ = 6219876. Its totient is φ = 6182400.

The previous prime is 6201109. The next prime is 6201149. The reversal of 6201137 is 7311026.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7311026 = 2 ⋅3655513.

It can be written as a sum of positive squares in 2 ways, for example, as 2217121 + 3984016 = 1489^2 + 1996^2 .

It is a cyclic number.

It is not a de Polignac number, because 6201137 - 2¹⁸ = 5938993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6201187) 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, 8864 + ... + 9537.

It is an arithmetic number, because the mean of its divisors is an integer number (1554969).

Almost surely, 2^6201137 is an apocalyptic number.

It is an amenable number.

6201137 is a deficient number, since it is larger than the sum of its proper divisors (18739).

6201137 is a wasteful number, since it uses less digits than its factorization.

6201137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18738.

The product of its (nonzero) digits is 252, while the sum is 20.

The square root of 6201137 is about 2490.2082242254. The cubic root of 6201137 is about 183.7202842718.

The spelling of 6201137 in words is "six million, two hundred one thousand, one hundred thirty-seven".