1031401117 has 2 divisors, whose sum is σ = 1031401118. Its totient is φ = 1031401116.

The previous prime is 1031401103. The next prime is 1031401157. The reversal of 1031401117 is 7111041301.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 588256516 + 443144601 = 24254^2 + 21051^2 .

It is a cyclic number.

It is not a de Polignac number, because 1031401117 - 2¹¹ = 1031399069 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1031401094 and 1031401103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1031401157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515700558 + 515700559.

It is an arithmetic number, because the mean of its divisors is an integer number (515700559).

Almost surely, 2^1031401117 is an apocalyptic number.

It is an amenable number.

1031401117 is a deficient number, since it is larger than the sum of its proper divisors (1).

1031401117 is an equidigital number, since it uses as much as digits as its factorization.

1031401117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84, while the sum is 19.

The square root of 1031401117 is about 32115.4342489713. The cubic root of 1031401117 is about 1010.3593522457.

Adding to 1031401117 its reverse (7111041301), we get a palindrome (8142442418).

The spelling of 1031401117 in words is "one billion, thirty-one million, four hundred one thousand, one hundred seventeen".