249151153 has 2 divisors, whose sum is σ = 249151154. Its totient is φ = 249151152.

The previous prime is 249151109. The next prime is 249151163. The reversal of 249151153 is 351151942.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 143328784 + 105822369 = 11972^2 + 10287^2 .

It is a cyclic number.

It is not a de Polignac number, because 249151153 - 2⁹ = 249150641 is a prime.

It is not a weakly prime, because it can be changed into another prime (249151163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124575576 + 124575577.

It is an arithmetic number, because the mean of its divisors is an integer number (124575577).

Almost surely, 2^249151153 is an apocalyptic number.

It is an amenable number.

249151153 is a deficient number, since it is larger than the sum of its proper divisors (1).

249151153 is an equidigital number, since it uses as much as digits as its factorization.

249151153 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5400, while the sum is 31.

The square root of 249151153 is about 15784.5225775124. The cubic root of 249151153 is about 629.2467296639.

The spelling of 249151153 in words is "two hundred forty-nine million, one hundred fifty-one thousand, one hundred fifty-three".