101193049 has 2 divisors, whose sum is σ = 101193050. Its totient is φ = 101193048.

The previous prime is 101193041. The next prime is 101193067. The reversal of 101193049 is 940391101.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59783824 + 41409225 = 7732^2 + 6435^2 .

It is a cyclic number.

It is not a de Polignac number, because 101193049 - 2³ = 101193041 is a prime.

It is not a weakly prime, because it can be changed into another prime (101193041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50596524 + 50596525.

It is an arithmetic number, because the mean of its divisors is an integer number (50596525).

Almost surely, 2^101193049 is an apocalyptic number.

It is an amenable number.

101193049 is a deficient number, since it is larger than the sum of its proper divisors (1).

101193049 is an equidigital number, since it uses as much as digits as its factorization.

101193049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 28.

The square root of 101193049 is about 10059.4755827528. The cubic root of 101193049 is about 465.9974718498.

The spelling of 101193049 in words is "one hundred one million, one hundred ninety-three thousand, forty-nine".