314101421 has 2 divisors, whose sum is σ = 314101422. Its totient is φ = 314101420.

The previous prime is 314101397. The next prime is 314101429. The reversal of 314101421 is 124101413.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 192793225 + 121308196 = 13885^2 + 11014^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-314101421 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 314101421.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (314101429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157050710 + 157050711.

It is an arithmetic number, because the mean of its divisors is an integer number (157050711).

Almost surely, 2^314101421 is an apocalyptic number.

It is an amenable number.

314101421 is a deficient number, since it is larger than the sum of its proper divisors (1).

314101421 is an equidigital number, since it uses as much as digits as its factorization.

314101421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 314101421 is about 17722.9066746965. The cubic root of 314101421 is about 679.7616097755.

Adding to 314101421 its reverse (124101413), we get a palindrome (438202834).

The spelling of 314101421 in words is "three hundred fourteen million, one hundred one thousand, four hundred twenty-one".