31412201 has 2 divisors, whose sum is σ = 31412202. Its totient is φ = 31412200.

The previous prime is 31412197. The next prime is 31412221. The reversal of 31412201 is 10221413.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26677225 + 4734976 = 5165^2 + 2176^2 .

It is a cyclic number.

It is not a de Polignac number, because 31412201 - 2² = 31412197 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (31412221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15706100 + 15706101.

It is an arithmetic number, because the mean of its divisors is an integer number (15706101).

Almost surely, 2^31412201 is an apocalyptic number.

It is an amenable number.

31412201 is a deficient number, since it is larger than the sum of its proper divisors (1).

31412201 is an equidigital number, since it uses as much as digits as its factorization.

31412201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 31412201 is about 5604.6588656224. The cubic root of 31412201 is about 315.5242835330.

Adding to 31412201 its reverse (10221413), we get a palindrome (41633614).

It can be divided in two parts, 31412 and 201, that added together give a palindrome (31613).

The spelling of 31412201 in words is "thirty-one million, four hundred twelve thousand, two hundred one".