6995407 has 2 divisors, whose sum is σ = 6995408. Its totient is φ = 6995406.

The previous prime is 6995399. The next prime is 6995411. The reversal of 6995407 is 7045996.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6995407 - 2³ = 6995399 is a prime.

6995407 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 6995407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6995497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3497703 + 3497704.

It is an arithmetic number, because the mean of its divisors is an integer number (3497704).

Almost surely, 2^6995407 is an apocalyptic number.

6995407 is a deficient number, since it is larger than the sum of its proper divisors (1).

6995407 is an equidigital number, since it uses as much as digits as its factorization.

6995407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 68040, while the sum is 40.

The square root of 6995407 is about 2644.8831732233. The cubic root of 6995407 is about 191.2512705855.

The spelling of 6995407 in words is "six million, nine hundred ninety-five thousand, four hundred seven".