1154604013 has 2 divisors, whose sum is σ = 1154604014. Its totient is φ = 1154604012.

The previous prime is 1154603971. The next prime is 1154604019. The reversal of 1154604013 is 3104064511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 913671529 + 240932484 = 30227^2 + 15522^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1154604013 is a prime.

It is a super-2 number, since 2×1154604013² = 2666220853671408338, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1154604019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 577302006 + 577302007.

It is an arithmetic number, because the mean of its divisors is an integer number (577302007).

Almost surely, 2^1154604013 is an apocalyptic number.

It is an amenable number.

1154604013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1154604013 is an equidigital number, since it uses as much as digits as its factorization.

1154604013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 1154604013 is about 33979.4645778888. The cubic root of 1154604013 is about 1049.0858295647.

Adding to 1154604013 its reverse (3104064511), we get a palindrome (4258668524).

The spelling of 1154604013 in words is "one billion, one hundred fifty-four million, six hundred four thousand, thirteen".