941423621 has 2 divisors, whose sum is σ = 941423622. Its totient is φ = 941423620.

The previous prime is 941423617. The next prime is 941423641. The reversal of 941423621 is 126324149.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 762532996 + 178890625 = 27614^2 + 13375^2 .

It is a cyclic number.

It is not a de Polignac number, because 941423621 - 2² = 941423617 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (941423611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 470711810 + 470711811.

It is an arithmetic number, because the mean of its divisors is an integer number (470711811).

Almost surely, 2^941423621 is an apocalyptic number.

It is an amenable number.

941423621 is a deficient number, since it is larger than the sum of its proper divisors (1).

941423621 is an equidigital number, since it uses as much as digits as its factorization.

941423621 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 32.

The square root of 941423621 is about 30682.6273483872. The cubic root of 941423621 is about 980.0803838687.

The spelling of 941423621 in words is "nine hundred forty-one million, four hundred twenty-three thousand, six hundred twenty-one".