2499311 has 2 divisors, whose sum is σ = 2499312. Its totient is φ = 2499310.

The previous prime is 2499269. The next prime is 2499337. The reversal of 2499311 is 1139942.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2499311 - 2⁶ = 2499247 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2492311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1249655 + 1249656.

It is an arithmetic number, because the mean of its divisors is an integer number (1249656).

2^2499311 is an apocalyptic number.

2499311 is a deficient number, since it is larger than the sum of its proper divisors (1).

2499311 is an equidigital number, since it uses as much as digits as its factorization.

2499311 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1944, while the sum is 29.

The square root of 2499311 is about 1580.9209341393. The cubic root of 2499311 is about 135.7084114592.

The spelling of 2499311 in words is "two million, four hundred ninety-nine thousand, three hundred eleven".