103119949 has 2 divisors, whose sum is σ = 103119950. Its totient is φ = 103119948.

The previous prime is 103119941. The next prime is 103120001. The reversal of 103119949 is 949911301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 90820900 + 12299049 = 9530^2 + 3507^2 .

It is a cyclic number.

It is not a de Polignac number, because 103119949 - 2³ = 103119941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103119941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51559974 + 51559975.

It is an arithmetic number, because the mean of its divisors is an integer number (51559975).

Almost surely, 2^103119949 is an apocalyptic number.

It is an amenable number.

103119949 is a deficient number, since it is larger than the sum of its proper divisors (1).

103119949 is an equidigital number, since it uses as much as digits as its factorization.

103119949 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8748, while the sum is 37.

The square root of 103119949 is about 10154.7993087013. The cubic root of 103119949 is about 468.9367075131.

The spelling of 103119949 in words is "one hundred three million, one hundred nineteen thousand, nine hundred forty-nine".