47098451 has 2 divisors, whose sum is σ = 47098452. Its totient is φ = 47098450.

The previous prime is 47098427. The next prime is 47098481. The reversal of 47098451 is 15489074.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47098451 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (47098481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23549225 + 23549226.

It is an arithmetic number, because the mean of its divisors is an integer number (23549226).

Almost surely, 2^47098451 is an apocalyptic number.

47098451 is a deficient number, since it is larger than the sum of its proper divisors (1).

47098451 is an equidigital number, since it uses as much as digits as its factorization.

47098451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40320, while the sum is 38.

The square root of 47098451 is about 6862.8311213376. The cubic root of 47098451 is about 361.1344127992.

The spelling of 47098451 in words is "forty-seven million, ninety-eight thousand, four hundred fifty-one".