942694901 has 2 divisors, whose sum is σ = 942694902. Its totient is φ = 942694900.

The previous prime is 942694873. The next prime is 942694927. The reversal of 942694901 is 109496249.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 473106001 + 469588900 = 21751^2 + 21670^2 .

It is an emirp because it is prime and its reverse (109496249) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-942694901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (942694981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 471347450 + 471347451.

It is an arithmetic number, because the mean of its divisors is an integer number (471347451).

Almost surely, 2^942694901 is an apocalyptic number.

It is an amenable number.

942694901 is a deficient number, since it is larger than the sum of its proper divisors (1).

942694901 is an equidigital number, since it uses as much as digits as its factorization.

942694901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 139968, while the sum is 44.

The square root of 942694901 is about 30703.3369684795. The cubic root of 942694901 is about 980.5213458843.

The spelling of 942694901 in words is "nine hundred forty-two million, six hundred ninety-four thousand, nine hundred one".