1148527485 has 128 divisors (see below), whose sum is σ = 2510438400. Its totient is φ = 486466560.

The previous prime is 1148527439. The next prime is 1148527493. The reversal of 1148527485 is 5847258411.

1148527485 is a `hidden beast` number, since 1 + 1 + 48 + 527 + 4 + 85 = 666.

It is not a de Polignac number, because 1148527485 - 2⁸ = 1148527229 is a prime.

It is a super-3 number, since 3×1148527485³ (a number of 28 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 1148527485.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 843205 + ... + 844565.

It is an arithmetic number, because the mean of its divisors is an integer number (19612800).

Almost surely, 2^1148527485 is an apocalyptic number.

1148527485 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1148527485 is an abundant number, since it is smaller than the sum of its proper divisors (1361910915).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1148527485 is a wasteful number, since it uses less digits than its factorization.

1148527485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1448 (or 1442 counting only the distinct ones).

The product of its digits is 358400, while the sum is 45.

The square root of 1148527485 is about 33889.9319120001. The cubic root of 1148527485 is about 1047.2421915726.

The spelling of 1148527485 in words is "one billion, one hundred forty-eight million, five hundred twenty-seven thousand, four hundred eighty-five".