48118537 has 4 divisors (see below), whose sum is σ = 49419076. Its totient is φ = 46818000.

The previous prime is 48118531. The next prime is 48118547. The reversal of 48118537 is 73581184.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 29637136 + 18481401 = 5444^2 + 4299^2 .

It is a cyclic number.

It is not a de Polignac number, because 48118537 - 2⁷ = 48118409 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37), and also a Moran number because the ratio is a prime number: 1300501 = 48118537 / (4 + 8 + 1 + 1 + 8 + 5 + 3 + 7).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 48118496 and 48118505.

It is not an unprimeable number, because it can be changed into a prime (48118531) 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, 650214 + ... + 650287.

It is an arithmetic number, because the mean of its divisors is an integer number (12354769).

Almost surely, 2^48118537 is an apocalyptic number.

It is an amenable number.

48118537 is a deficient number, since it is larger than the sum of its proper divisors (1300539).

48118537 is a wasteful number, since it uses less digits than its factorization.

48118537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1300538.

The product of its digits is 26880, while the sum is 37.

The square root of 48118537 is about 6936.7526264096. The cubic root of 48118537 is about 363.7230337862.

The spelling of 48118537 in words is "forty-eight million, one hundred eighteen thousand, five hundred thirty-seven".