1214542256 has 10 divisors (see below), whose sum is σ = 2353175652. Its totient is φ = 607271120.

The previous prime is 1214542253. The next prime is 1214542283. The reversal of 1214542256 is 6522454121.

It is a super-2 number, since 2×1214542256² = 2950225783219139072, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1214542253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37954430 + ... + 37954461.

Almost surely, 2^1214542256 is an apocalyptic number.

1214542256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1214542256 is a deficient number, since it is larger than the sum of its proper divisors (1138633396).

1214542256 is an equidigital number, since it uses as much as digits as its factorization.

1214542256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75908899 (or 75908893 counting only the distinct ones).

The product of its digits is 19200, while the sum is 32.

The square root of 1214542256 is about 34850.2834421759. The cubic root of 1214542256 is about 1066.9339706823.

Adding to 1214542256 its reverse (6522454121), we get a palindrome (7736996377).

The spelling of 1214542256 in words is "one billion, two hundred fourteen million, five hundred forty-two thousand, two hundred fifty-six".