1154013073 has 2 divisors, whose sum is σ = 1154013074. Its totient is φ = 1154013072.

The previous prime is 1154013041. The next prime is 1154013131. The reversal of 1154013073 is 3703104511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1133870929 + 20142144 = 33673^2 + 4488^2 .

It is a cyclic number.

It is not a de Polignac number, because 1154013073 - 2⁵ = 1154013041 is a prime.

It is not a weakly prime, because it can be changed into another prime (1154053073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 577006536 + 577006537.

It is an arithmetic number, because the mean of its divisors is an integer number (577006537).

Almost surely, 2^1154013073 is an apocalyptic number.

It is an amenable number.

1154013073 is a deficient number, since it is larger than the sum of its proper divisors (1).

1154013073 is an equidigital number, since it uses as much as digits as its factorization.

1154013073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1260, while the sum is 25.

The square root of 1154013073 is about 33970.7679189035. The cubic root of 1154013073 is about 1048.9068208400.

Adding to 1154013073 its reverse (3703104511), we get a palindrome (4857117584).

The spelling of 1154013073 in words is "one billion, one hundred fifty-four million, thirteen thousand, seventy-three".