2537139 has 8 divisors (see below), whose sum is σ = 3690432. Its totient is φ = 1537640.

The previous prime is 2537113. The next prime is 2537141. The reversal of 2537139 is 9317352.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2537139 - 2¹⁷ = 2406067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2537159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38409 + ... + 38474.

It is an arithmetic number, because the mean of its divisors is an integer number (461304).

2^2537139 is an apocalyptic number.

2537139 is a deficient number, since it is larger than the sum of its proper divisors (1153293).

2537139 is a wasteful number, since it uses less digits than its factorization.

2537139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76897.

The product of its digits is 5670, while the sum is 30.

The square root of 2537139 is about 1592.8399166269. The cubic root of 2537139 is about 136.3896517234.

The spelling of 2537139 in words is "two million, five hundred thirty-seven thousand, one hundred thirty-nine".