103988407 has 2 divisors, whose sum is σ = 103988408. Its totient is φ = 103988406.

The previous prime is 103988383. The next prime is 103988429. The reversal of 103988407 is 704889301.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103988407 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 103988407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103988447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51994203 + 51994204.

It is an arithmetic number, because the mean of its divisors is an integer number (51994204).

Almost surely, 2^103988407 is an apocalyptic number.

103988407 is a deficient number, since it is larger than the sum of its proper divisors (1).

103988407 is an equidigital number, since it uses as much as digits as its factorization.

103988407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 40.

The square root of 103988407 is about 10197.4706177562. The cubic root of 103988407 is about 470.2494631621.

The spelling of 103988407 in words is "one hundred three million, nine hundred eighty-eight thousand, four hundred seven".