2699149 has 2 divisors, whose sum is σ = 2699150. Its totient is φ = 2699148.

The previous prime is 2699143. The next prime is 2699171. The reversal of 2699149 is 9419962.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2617924 + 81225 = 1618^2 + 285^2 .

It is a cyclic number.

It is not a de Polignac number, because 2699149 - 2¹³ = 2690957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2699143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1349574 + 1349575.

It is an arithmetic number, because the mean of its divisors is an integer number (1349575).

2^2699149 is an apocalyptic number.

It is an amenable number.

2699149 is a deficient number, since it is larger than the sum of its proper divisors (1).

2699149 is an equidigital number, since it uses as much as digits as its factorization.

2699149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34992, while the sum is 40.

The square root of 2699149 is about 1642.9087010543. The cubic root of 2699149 is about 139.2330338707.

The spelling of 2699149 in words is "two million, six hundred ninety-nine thousand, one hundred forty-nine".