31414153 has 2 divisors, whose sum is σ = 31414154. Its totient is φ = 31414152.

The previous prime is 31414133. The next prime is 31414157. The reversal of 31414153 is 35141413.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29942784 + 1471369 = 5472^2 + 1213^2 .

It is an emirp because it is prime and its reverse (35141413) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 31414153 - 2⁵ = 31414121 is a prime.

It is not a weakly prime, because it can be changed into another prime (31414157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15707076 + 15707077.

It is an arithmetic number, because the mean of its divisors is an integer number (15707077).

Almost surely, 2^31414153 is an apocalyptic number.

It is an amenable number.

31414153 is a deficient number, since it is larger than the sum of its proper divisors (1).

31414153 is an equidigital number, since it uses as much as digits as its factorization.

31414153 is an evil number, because the sum of its binary digits is even.

The product of its digits is 720, while the sum is 22.

The square root of 31414153 is about 5604.8330037567. The cubic root of 31414153 is about 315.5308191108.

Adding to 31414153 its reverse (35141413), we get a palindrome (66555566).

The spelling of 31414153 in words is "thirty-one million, four hundred fourteen thousand, one hundred fifty-three".