10102049 has 2 divisors, whose sum is σ = 10102050. Its totient is φ = 10102048.

The previous prime is 10102019. The next prime is 10102061. The reversal of 10102049 is 94020101.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7102225 + 2999824 = 2665^2 + 1732^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10102049 is a prime.

It is not a weakly prime, because it can be changed into another prime (10102009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5051024 + 5051025.

It is an arithmetic number, because the mean of its divisors is an integer number (5051025).

Almost surely, 2^10102049 is an apocalyptic number.

It is an amenable number.

10102049 is a deficient number, since it is larger than the sum of its proper divisors (1).

10102049 is an equidigital number, since it uses as much as digits as its factorization.

10102049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 10102049 is about 3178.3720675843. The cubic root of 10102049 is about 216.1738498068.

The spelling of 10102049 in words is "ten million, one hundred two thousand, forty-nine".