1147453527 has 24 divisors (see below), whose sum is σ = 1739671920. Its totient is φ = 671440000.

The previous prime is 1147453487. The next prime is 1147453547. The reversal of 1147453527 is 7253547411.

It is not a de Polignac number, because 1147453527 - 2¹¹ = 1147451479 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1147453547) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43974 + ... + 65027.

It is an arithmetic number, because the mean of its divisors is an integer number (72486330).

Almost surely, 2^1147453527 is an apocalyptic number.

1147453527 is a deficient number, since it is larger than the sum of its proper divisors (592218393).

1147453527 is a wasteful number, since it uses less digits than its factorization.

1147453527 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109055 (or 109044 counting only the distinct ones).

The product of its digits is 117600, while the sum is 39.

The square root of 1147453527 is about 33874.0834119537. The cubic root of 1147453527 is about 1046.9156735212.

The spelling of 1147453527 in words is "one billion, one hundred forty-seven million, four hundred fifty-three thousand, five hundred twenty-seven".