1158893485 has 16 divisors (see below), whose sum is σ = 1473733872. Its totient is φ = 871833600.

The previous prime is 1158893471. The next prime is 1158893501. The reversal of 1158893485 is 5843988511.

It can be written as a sum of positive squares in 8 ways, for example, as 145298916 + 1013594569 = 12054^2 + 31837^2 .

It is not a de Polignac number, because 1158893485 - 2⁷ = 1158893357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107125 + ... + 117445.

It is an arithmetic number, because the mean of its divisors is an integer number (92108367).

Almost surely, 2^1158893485 is an apocalyptic number.

It is an amenable number.

1158893485 is a deficient number, since it is larger than the sum of its proper divisors (314840387).

1158893485 is a wasteful number, since it uses less digits than its factorization.

1158893485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11664.

The product of its digits is 1382400, while the sum is 52.

The square root of 1158893485 is about 34042.5246566702. The cubic root of 1158893485 is about 1050.3833777661.

The spelling of 1158893485 in words is "one billion, one hundred fifty-eight million, eight hundred ninety-three thousand, four hundred eighty-five".