61120503 has 12 divisors (see below), whose sum is σ = 88354240. Its totient is φ = 40715136.

The previous prime is 61120489. The next prime is 61120529. The reversal of 61120503 is 30502116.

61120503 is a `hidden beast` number, since 611 + 2 + 0 + 50 + 3 = 666.

It is not a de Polignac number, because 61120503 - 2⁵ = 61120471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61120583) 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, 17703 + ... + 20871.

Almost surely, 2^61120503 is an apocalyptic number.

61120503 is a deficient number, since it is larger than the sum of its proper divisors (27233737).

61120503 is a wasteful number, since it uses less digits than its factorization.

61120503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5318 (or 5315 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 61120503 is about 7817.9602838592. The cubic root of 61120503 is about 393.9087607709.

Adding to 61120503 its reverse (30502116), we get a palindrome (91622619).

The spelling of 61120503 in words is "sixty-one million, one hundred twenty thousand, five hundred three".