16047401 has 2 divisors, whose sum is σ = 16047402. Its totient is φ = 16047400.

The previous prime is 16047397. The next prime is 16047407. The reversal of 16047401 is 10474061.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14784025 + 1263376 = 3845^2 + 1124^2 .

It is a cyclic number.

It is not a de Polignac number, because 16047401 - 2² = 16047397 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (16047407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8023700 + 8023701.

It is an arithmetic number, because the mean of its divisors is an integer number (8023701).

Almost surely, 2^16047401 is an apocalyptic number.

It is an amenable number.

16047401 is a deficient number, since it is larger than the sum of its proper divisors (1).

16047401 is an equidigital number, since it uses as much as digits as its factorization.

16047401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 16047401 is about 4005.9207431001. The cubic root of 16047401 is about 252.2328043053.

The spelling of 16047401 in words is "sixteen million, forty-seven thousand, four hundred one".