61120603 has 4 divisors (see below), whose sum is σ = 63228240. Its totient is φ = 59012968.

The previous prime is 61120601. The next prime is 61120643. The reversal of 61120603 is 30602116.

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

It is a cyclic number.

It is not a de Polignac number, because 61120603 - 2¹ = 61120601 is a prime.

It is a super-2 number, since 2×61120603² = 7471456222167218, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61120601) 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, 1053775 + ... + 1053832.

It is an arithmetic number, because the mean of its divisors is an integer number (15807060).

Almost surely, 2^61120603 is an apocalyptic number.

61120603 is a deficient number, since it is larger than the sum of its proper divisors (2107637).

61120603 is a wasteful number, since it uses less digits than its factorization.

61120603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2107636.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 61120603 is about 7817.9666793867. The cubic root of 61120603 is about 393.9089755971.

Adding to 61120603 its reverse (30602116), we get a palindrome (91722719).

The spelling of 61120603 in words is "sixty-one million, one hundred twenty thousand, six hundred three".