61877403 has 24 divisors (see below), whose sum is σ = 102616800. Its totient is φ = 35195904.

The previous prime is 61877401. The next prime is 61877411. The reversal of 61877403 is 30477816.

61877403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 61877403 - 2¹ = 61877401 is a prime.

It is a nialpdrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (61877401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12283 + ... + 16571.

It is an arithmetic number, because the mean of its divisors is an integer number (4275700).

Almost surely, 2^61877403 is an apocalyptic number.

61877403 is a gapful number since it is divisible by the number (63) formed by its first and last digit.

61877403 is a deficient number, since it is larger than the sum of its proper divisors (40739397).

61877403 is a wasteful number, since it uses less digits than its factorization.

61877403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4531 (or 4528 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 36.

The square root of 61877403 is about 7866.2191045000. The cubic root of 61877403 is about 395.5281148319.

The spelling of 61877403 in words is "sixty-one million, eight hundred seventy-seven thousand, four hundred three".