1255414142 has 16 divisors (see below), whose sum is σ = 1914403680. Its totient is φ = 617329152.

The previous prime is 1255414141. The next prime is 1255414187. The reversal of 1255414142 is 2414145521.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1255414141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39359 + ... + 63717.

It is an arithmetic number, because the mean of its divisors is an integer number (119650230).

Almost surely, 2^1255414142 is an apocalyptic number.

1255414142 is a deficient number, since it is larger than the sum of its proper divisors (658989538).

1255414142 is a wasteful number, since it uses less digits than its factorization.

1255414142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24787.

The product of its digits is 6400, while the sum is 29.

The square root of 1255414142 is about 35431.8238593499. The cubic root of 1255414142 is about 1078.7703603495.

Adding to 1255414142 its reverse (2414145521), we get a palindrome (3669559663).

The spelling of 1255414142 in words is "one billion, two hundred fifty-five million, four hundred fourteen thousand, one hundred forty-two".