1135463251 has 8 divisors (see below), whose sum is σ = 1226668464. Its totient is φ = 1044809760.

The previous prime is 1135463239. The next prime is 1135463267. The reversal of 1135463251 is 1523645311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1135463251 - 2¹⁷ = 1135332179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1135403251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133645 + ... + 141886.

It is an arithmetic number, because the mean of its divisors is an integer number (153333558).

Almost surely, 2^1135463251 is an apocalyptic number.

1135463251 is a deficient number, since it is larger than the sum of its proper divisors (91205213).

1135463251 is a wasteful number, since it uses less digits than its factorization.

1135463251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275861.

The product of its digits is 10800, while the sum is 31.

The square root of 1135463251 is about 33696.6356035732. The cubic root of 1135463251 is about 1043.2563279754.

The spelling of 1135463251 in words is "one billion, one hundred thirty-five million, four hundred sixty-three thousand, two hundred fifty-one".