1255400014 has 16 divisors (see below), whose sum is σ = 2056450176. Its totient is φ = 570036600.

The previous prime is 1255399997. The next prime is 1255400021. The reversal of 1255400014 is 4100045521.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8232 + ... + 50779.

It is an arithmetic number, because the mean of its divisors is an integer number (128528136).

Almost surely, 2^1255400014 is an apocalyptic number.

1255400014 is a deficient number, since it is larger than the sum of its proper divisors (801050162).

1255400014 is a wasteful number, since it uses less digits than its factorization.

1255400014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59991.

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 1255400014 is about 35431.6244899948. The cubic root of 1255400014 is about 1078.7663136305.

Adding to 1255400014 its reverse (4100045521), we get a palindrome (5355445535).

The spelling of 1255400014 in words is "one billion, two hundred fifty-five million, four hundred thousand, fourteen".