1146291613 has 8 divisors (see below), whose sum is σ = 1186723800. Its totient is φ = 1105919808.

The previous prime is 1146291607. The next prime is 1146291631. The reversal of 1146291613 is 3161926411.

It can be written as a sum of positive squares in 4 ways, for example, as 767677849 + 378613764 = 27707^2 + 19458^2 .

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 1146291613 - 2⁵ = 1146291581 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1146291673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25423 + ... + 54211.

It is an arithmetic number, because the mean of its divisors is an integer number (148340475).

Almost surely, 2^1146291613 is an apocalyptic number.

It is an amenable number.

1146291613 is a deficient number, since it is larger than the sum of its proper divisors (40432187).

1146291613 is a wasteful number, since it uses less digits than its factorization.

1146291613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30191.

The product of its digits is 7776, while the sum is 34.

The square root of 1146291613 is about 33856.9285819018. The cubic root of 1146291613 is about 1046.5621844646.

The spelling of 1146291613 in words is "one billion, one hundred forty-six million, two hundred ninety-one thousand, six hundred thirteen".