1406354479 has 2 divisors, whose sum is σ = 1406354480. Its totient is φ = 1406354478.

The previous prime is 1406354473. The next prime is 1406354519. The reversal of 1406354479 is 9744536041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1406354479 - 2⁵ = 1406354447 is a prime.

It is a super-2 number, since 2×1406354479² = 3955665841206722882, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1406354473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 703177239 + 703177240.

It is an arithmetic number, because the mean of its divisors is an integer number (703177240).

Almost surely, 2^1406354479 is an apocalyptic number.

1406354479 is a deficient number, since it is larger than the sum of its proper divisors (1).

1406354479 is an equidigital number, since it uses as much as digits as its factorization.

1406354479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 362880, while the sum is 43.

The square root of 1406354479 is about 37501.3930274597. The cubic root of 1406354479 is about 1120.3789318892.

The spelling of 1406354479 in words is "one billion, four hundred six million, three hundred fifty-four thousand, four hundred seventy-nine".