48137499 has 12 divisors (see below), whose sum is σ = 69593056. Its totient is φ = 32063472.

The previous prime is 48137497. The next prime is 48137521. The reversal of 48137499 is 99473184.

It is not a de Polignac number, because 48137499 - 2¹ = 48137497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48137491) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16014 + ... + 18780.

Almost surely, 2^48137499 is an apocalyptic number.

48137499 is a deficient number, since it is larger than the sum of its proper divisors (21455557).

48137499 is a wasteful number, since it uses less digits than its factorization.

48137499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4706 (or 4703 counting only the distinct ones).

The product of its digits is 217728, while the sum is 45.

The square root of 48137499 is about 6938.1192696580. The cubic root of 48137499 is about 363.7708047760.

The spelling of 48137499 in words is "forty-eight million, one hundred thirty-seven thousand, four hundred ninety-nine".