1140986455 has 16 divisors (see below), whose sum is σ = 1565331264. Its totient is φ = 782115840.

The previous prime is 1140986449. The next prime is 1140986477. The reversal of 1140986455 is 5546890411.

It is not a de Polignac number, because 1140986455 - 2¹¹ = 1140984407 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 181749 + ... + 187921.

It is an arithmetic number, because the mean of its divisors is an integer number (97833204).

Almost surely, 2^1140986455 is an apocalyptic number.

1140986455 is a deficient number, since it is larger than the sum of its proper divisors (424344809).

1140986455 is an equidigital number, since it uses as much as digits as its factorization.

1140986455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11466.

The product of its (nonzero) digits is 172800, while the sum is 43.

The square root of 1140986455 is about 33778.4910112930. The cubic root of 1140986455 is about 1044.9451540547.

It can be divided in two parts, 114098645 and 5, that multiplied together give a square (570493225 = 23885²).

The spelling of 1140986455 in words is "one billion, one hundred forty million, nine hundred eighty-six thousand, four hundred fifty-five".