719940101 has 2 divisors, whose sum is σ = 719940102. Its totient is φ = 719940100.

The previous prime is 719940097. The next prime is 719940127. The reversal of 719940101 is 101049917.

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., 476548900 + 243391201 = 21830^2 + 15601^2 .

It is a cyclic number.

It is not a de Polignac number, because 719940101 - 2² = 719940097 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (719940131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 359970050 + 359970051.

It is an arithmetic number, because the mean of its divisors is an integer number (359970051).

Almost surely, 2^719940101 is an apocalyptic number.

It is an amenable number.

719940101 is a deficient number, since it is larger than the sum of its proper divisors (1).

719940101 is an equidigital number, since it uses as much as digits as its factorization.

719940101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 32.

The square root of 719940101 is about 26831.6995548176. The cubic root of 719940101 is about 896.2560938385.

The spelling of 719940101 in words is "seven hundred nineteen million, nine hundred forty thousand, one hundred one".