48117561 has 8 divisors (see below), whose sum is σ = 64216224. Its totient is φ = 32048640.

The previous prime is 48117533. The next prime is 48117571. The reversal of 48117561 is 16571184.

It is a happy number.

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

It is not a de Polignac number, because 48117561 - 2¹⁸ = 47855417 is a prime.

It is not an unprimeable number, because it can be changed into a prime (48117521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3336 + ... + 10361.

It is an arithmetic number, because the mean of its divisors is an integer number (8027028).

Almost surely, 2^48117561 is an apocalyptic number.

It is an amenable number.

48117561 is a deficient number, since it is larger than the sum of its proper divisors (16098663).

48117561 is a wasteful number, since it uses less digits than its factorization.

48117561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14871.

The product of its digits is 6720, while the sum is 33.

The square root of 48117561 is about 6936.6822761317. The cubic root of 48117561 is about 363.7205746086.

The spelling of 48117561 in words is "forty-eight million, one hundred seventeen thousand, five hundred sixty-one".