1158145303 has 8 divisors (see below), whose sum is σ = 1324864800. Its totient is φ = 991743360.

The previous prime is 1158145297. The next prime is 1158145369. The reversal of 1158145303 is 3035418511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1158145303 - 2²⁵ = 1124590871 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1158145393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71518 + ... + 86203.

It is an arithmetic number, because the mean of its divisors is an integer number (165608100).

Almost surely, 2^1158145303 is an apocalyptic number.

1158145303 is a deficient number, since it is larger than the sum of its proper divisors (166719497).

1158145303 is a wasteful number, since it uses less digits than its factorization.

1158145303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158777.

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 1158145303 is about 34031.5339501469. The cubic root of 1158145303 is about 1050.1572864907.

It can be divided in two parts, 115 and 8145303, that added together give a palindrome (8145418).

The spelling of 1158145303 in words is "one billion, one hundred fifty-eight million, one hundred forty-five thousand, three hundred three".