1255411145 has 16 divisors (see below), whose sum is σ = 1543259520. Its totient is φ = 980068224.

The previous prime is 1255411141. The next prime is 1255411169. The reversal of 1255411145 is 5411145521.

It is a cyclic number.

It is not a de Polignac number, because 1255411145 - 2² = 1255411141 is a prime.

It is a super-2 number, since 2×1255411145² = 3152114285980422050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1255411141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24884 + ... + 55946.

It is an arithmetic number, because the mean of its divisors is an integer number (96453720).

Almost surely, 2^1255411145 is an apocalyptic number.

It is an amenable number.

1255411145 is a deficient number, since it is larger than the sum of its proper divisors (287848375).

1255411145 is a wasteful number, since it uses less digits than its factorization.

1255411145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31264.

The product of its digits is 4000, while the sum is 29.

The square root of 1255411145 is about 35431.7815668363. The cubic root of 1255411145 is about 1078.7695019137.

Adding to 1255411145 its reverse (5411145521), we get a palindrome (6666556666).

The spelling of 1255411145 in words is "one billion, two hundred fifty-five million, four hundred eleven thousand, one hundred forty-five".