47801461 has 2 divisors, whose sum is σ = 47801462. Its totient is φ = 47801460.

The previous prime is 47801441. The next prime is 47801477. The reversal of 47801461 is 16410874.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47748100 + 53361 = 6910^2 + 231^2 .

It is a cyclic number.

It is not a de Polignac number, because 47801461 - 2⁷ = 47801333 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47801401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23900730 + 23900731.

It is an arithmetic number, because the mean of its divisors is an integer number (23900731).

Almost surely, 2^47801461 is an apocalyptic number.

It is an amenable number.

47801461 is a deficient number, since it is larger than the sum of its proper divisors (1).

47801461 is an equidigital number, since it uses as much as digits as its factorization.

47801461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 47801461 is about 6913.8600651156. The cubic root of 47801461 is about 362.9223576502.

It can be divided in two parts, 4780 and 1461, that added together give a square (6241 = 79²).

The spelling of 47801461 in words is "forty-seven million, eight hundred one thousand, four hundred sixty-one".