1155145304 has 8 divisors (see below), whose sum is σ = 2165897460. Its totient is φ = 577572648.

The previous prime is 1155145283. The next prime is 1155145331. The reversal of 1155145304 is 4035415511.

It is a tau number, because it is divible by the number of its divisors (8).

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, 72196574 + ... + 72196589.

Almost surely, 2^1155145304 is an apocalyptic number.

It is an amenable number.

1155145304 is a deficient number, since it is larger than the sum of its proper divisors (1010752156).

1155145304 is a wasteful number, since it uses less digits than its factorization.

1155145304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144393169 (or 144393165 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 29.

The square root of 1155145304 is about 33987.4286170637. The cubic root of 1155145304 is about 1049.2497449257.

The spelling of 1155145304 in words is "one billion, one hundred fifty-five million, one hundred forty-five thousand, three hundred four".