103331407 has 2 divisors, whose sum is σ = 103331408. Its totient is φ = 103331406.

The previous prime is 103331363. The next prime is 103331467. The reversal of 103331407 is 704133301.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103331407 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103331467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51665703 + 51665704.

It is an arithmetic number, because the mean of its divisors is an integer number (51665704).

Almost surely, 2^103331407 is an apocalyptic number.

103331407 is a deficient number, since it is larger than the sum of its proper divisors (1).

103331407 is an equidigital number, since it uses as much as digits as its factorization.

103331407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 22.

The square root of 103331407 is about 10165.2057037721. The cubic root of 103331407 is about 469.2570228897.

Adding to 103331407 its reverse (704133301), we get a palindrome (807464708).

The spelling of 103331407 in words is "one hundred three million, three hundred thirty-one thousand, four hundred seven".