61602503 has 4 divisors (see below), whose sum is σ = 64844760. Its totient is φ = 58360248.

The previous prime is 61602481. The next prime is 61602523. The reversal of 61602503 is 30520616.

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

It is not a de Polignac number, because 61602503 - 2⁶ = 61602439 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 (61602523) 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, 1621100 + ... + 1621137.

It is an arithmetic number, because the mean of its divisors is an integer number (16211190).

Almost surely, 2^61602503 is an apocalyptic number.

61602503 is a deficient number, since it is larger than the sum of its proper divisors (3242257).

61602503 is a wasteful number, since it uses less digits than its factorization.

61602503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3242256.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 61602503 is about 7848.7262023847. The cubic root of 61602503 is about 394.9415135325.

The spelling of 61602503 in words is "sixty-one million, six hundred two thousand, five hundred three".