249754051 has 2 divisors, whose sum is σ = 249754052. Its totient is φ = 249754050.

The previous prime is 249754013. The next prime is 249754067. The reversal of 249754051 is 150457942.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 249754051 - 2⁷ = 249753923 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 249754051.

It is not a weakly prime, because it can be changed into another prime (249754081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124877025 + 124877026.

It is an arithmetic number, because the mean of its divisors is an integer number (124877026).

Almost surely, 2^249754051 is an apocalyptic number.

249754051 is a deficient number, since it is larger than the sum of its proper divisors (1).

249754051 is an equidigital number, since it uses as much as digits as its factorization.

249754051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 50400, while the sum is 37.

The square root of 249754051 is about 15803.6087967274. The cubic root of 249754051 is about 629.7538729499.

The spelling of 249754051 in words is "two hundred forty-nine million, seven hundred fifty-four thousand, fifty-one".