1250099 has 2 divisors, whose sum is σ = 1250100. Its totient is φ = 1250098.

The previous prime is 1250087. The next prime is 1250107. The reversal of 1250099 is 9900521.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1250099 - 2⁴ = 1250083 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1250009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 625049 + 625050.

It is an arithmetic number, because the mean of its divisors is an integer number (625050).

2^1250099 is an apocalyptic number.

1250099 is a deficient number, since it is larger than the sum of its proper divisors (1).

1250099 is an equidigital number, since it uses as much as digits as its factorization.

1250099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 810, while the sum is 26.

The square root of 1250099 is about 1118.0782620193. The cubic root of 1250099 is about 107.7245782803.

The spelling of 1250099 in words is "one million, two hundred fifty thousand, ninety-nine".