1153023105 has 16 divisors (see below), whose sum is σ = 1986747840. Its totient is φ = 567642048.

The previous prime is 1153023089. The next prime is 1153023121. The reversal of 1153023105 is 5013203511.

It is an interprime number because it is at equal distance from previous prime (1153023089) and next prime (1153023121).

It is not a de Polignac number, because 1153023105 - 2⁴ = 1153023089 is a prime.

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, 2956275 + ... + 2956664.

It is an arithmetic number, because the mean of its divisors is an integer number (124171740).

Almost surely, 2^1153023105 is an apocalyptic number.

1153023105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1153023105 is a deficient number, since it is larger than the sum of its proper divisors (833724735).

1153023105 is a wasteful number, since it uses less digits than its factorization.

1153023105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5912960.

The product of its (nonzero) digits is 450, while the sum is 21.

The square root of 1153023105 is about 33956.1939121569. The cubic root of 1153023105 is about 1048.6068007683.

Adding to 1153023105 its reverse (5013203511), we get a palindrome (6166226616).

The spelling of 1153023105 in words is "one billion, one hundred fifty-three million, twenty-three thousand, one hundred five".