61503363 has 6 divisors (see below), whose sum is σ = 88838204. Its totient is φ = 41002236.

The previous prime is 61503347. The next prime is 61503391. The reversal of 61503363 is 36330516.

It is not a de Polignac number, because 61503363 - 2⁴ = 61503347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61503763) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3416845 + ... + 3416862.

Almost surely, 2^61503363 is an apocalyptic number.

61503363 is a deficient number, since it is larger than the sum of its proper divisors (27334841).

61503363 is a wasteful number, since it uses less digits than its factorization.

61503363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6833713 (or 6833710 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 27.

The square root of 61503363 is about 7842.4079847965. The cubic root of 61503363 is about 394.7295333749.

Adding to 61503363 its reverse (36330516), we get a palindrome (97833879).

The spelling of 61503363 in words is "sixty-one million, five hundred three thousand, three hundred sixty-three".