47661403 has 2 divisors, whose sum is σ = 47661404. Its totient is φ = 47661402.

The previous prime is 47661391. The next prime is 47661409. The reversal of 47661403 is 30416674.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47661403 - 2¹³ = 47653211 is a prime.

It is not a weakly prime, because it can be changed into another prime (47661409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23830701 + 23830702.

It is an arithmetic number, because the mean of its divisors is an integer number (23830702).

Almost surely, 2^47661403 is an apocalyptic number.

47661403 is a deficient number, since it is larger than the sum of its proper divisors (1).

47661403 is an equidigital number, since it uses as much as digits as its factorization.

47661403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 47661403 is about 6903.7238502130. The cubic root of 47661403 is about 362.5675574445.

The spelling of 47661403 in words is "forty-seven million, six hundred sixty-one thousand, four hundred three".