1145535134 has 4 divisors (see below), whose sum is σ = 1718302704. Its totient is φ = 572767566.

The previous prime is 1145535077. The next prime is 1145535197. The reversal of 1145535134 is 4315355411.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1145535134.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 286383782 + ... + 286383785.

It is an arithmetic number, because the mean of its divisors is an integer number (429575676).

Almost surely, 2^1145535134 is an apocalyptic number.

1145535134 is a deficient number, since it is larger than the sum of its proper divisors (572767570).

1145535134 is an equidigital number, since it uses as much as digits as its factorization.

1145535134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572767569.

The product of its digits is 18000, while the sum is 32.

The square root of 1145535134 is about 33845.7550366364. The cubic root of 1145535134 is about 1046.3319124794.

The spelling of 1145535134 in words is "one billion, one hundred forty-five million, five hundred thirty-five thousand, one hundred thirty-four".