61504303 has 8 divisors (see below), whose sum is σ = 70797440. Its totient is φ = 52337880.

The previous prime is 61504297. The next prime is 61504309. The reversal of 61504303 is 30340516.

It is an interprime number because it is at equal distance from previous prime (61504297) and next prime (61504309).

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

It is not a de Polignac number, because 61504303 - 2⁵ = 61504271 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61504309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30633 + ... + 32578.

It is an arithmetic number, because the mean of its divisors is an integer number (8849680).

Almost surely, 2^61504303 is an apocalyptic number.

61504303 is a deficient number, since it is larger than the sum of its proper divisors (9293137).

61504303 is a wasteful number, since it uses less digits than its factorization.

61504303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63357.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 61504303 is about 7842.4679151400. The cubic root of 61504303 is about 394.7315443428.

Adding to 61504303 its reverse (30340516), we get a palindrome (91844819).

The spelling of 61504303 in words is "sixty-one million, five hundred four thousand, three hundred three".