1401290459 has 2 divisors, whose sum is σ = 1401290460. Its totient is φ = 1401290458.

The previous prime is 1401290393. The next prime is 1401290483. The reversal of 1401290459 is 9540921041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1401290459 - 2¹² = 1401286363 is a prime.

It is a super-2 number, since 2×1401290459² = 3927229900968861362, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1401230459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700645229 + 700645230.

It is an arithmetic number, because the mean of its divisors is an integer number (700645230).

Almost surely, 2^1401290459 is an apocalyptic number.

1401290459 is a deficient number, since it is larger than the sum of its proper divisors (1).

1401290459 is an equidigital number, since it uses as much as digits as its factorization.

1401290459 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 35.

The square root of 1401290459 is about 37433.8143795152. The cubic root of 1401290459 is about 1119.0325561015.

The spelling of 1401290459 in words is "one billion, four hundred one million, two hundred ninety thousand, four hundred fifty-nine".