1151465456 has 20 divisors (see below), whose sum is σ = 2291261832. Its totient is φ = 560172096.

The previous prime is 1151465453. The next prime is 1151465461. The reversal of 1151465456 is 6545641511.

It is a super-2 number, since 2×1151465456² = 2651745392722575872, which contains 22 as substring.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151465453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 971930 + ... + 973113.

Almost surely, 2^1151465456 is an apocalyptic number.

1151465456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1151465456 is a deficient number, since it is larger than the sum of its proper divisors (1139796376).

1151465456 is a wasteful number, since it uses less digits than its factorization.

1151465456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1945088 (or 1945082 counting only the distinct ones).

The product of its digits is 72000, while the sum is 38.

The square root of 1151465456 is about 33933.2500064465. The cubic root of 1151465456 is about 1048.1343912110.

The spelling of 1151465456 in words is "one billion, one hundred fifty-one million, four hundred sixty-five thousand, four hundred fifty-six".