1148461755 has 32 divisors (see below), whose sum is σ = 2142912000. Its totient is φ = 525008736.

The previous prime is 1148461739. The next prime is 1148461771. The reversal of 1148461755 is 5571648411.

It is an interprime number because it is at equal distance from previous prime (1148461739) and next prime (1148461771).

It is not a de Polignac number, because 1148461755 - 2⁴ = 1148461739 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 106465 + ... + 116754.

It is an arithmetic number, because the mean of its divisors is an integer number (66966000).

Almost surely, 2^1148461755 is an apocalyptic number.

1148461755 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1148461755 is a deficient number, since it is larger than the sum of its proper divisors (994450245).

1148461755 is an equidigital number, since it uses as much as digits as its factorization.

1148461755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223248 (or 223234 counting only the distinct ones).

The product of its digits is 134400, while the sum is 42.

The square root of 1148461755 is about 33888.9621410866. The cubic root of 1148461755 is about 1047.2222133706. Note that the first 4 decimals are identical.

The spelling of 1148461755 in words is "one billion, one hundred forty-eight million, four hundred sixty-one thousand, seven hundred fifty-five".