5611731497 has 4 divisors (see below), whose sum is σ = 5640808020. Its totient is φ = 5582654976.

The previous prime is 5611731493. The next prime is 5611731511. The reversal of 5611731497 is 7941371165.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2746912921 + 2864818576 = 52411^2 + 53524^2 .

It is a cyclic number.

It is not a de Polignac number, because 5611731497 - 2² = 5611731493 is a prime.

It is a super-2 number, since 2×5611731497² = 62983060788843722018, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5611731493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14537972 + ... + 14538357.

It is an arithmetic number, because the mean of its divisors is an integer number (1410202005).

Almost surely, 2^5611731497 is an apocalyptic number.

It is an amenable number.

5611731497 is a deficient number, since it is larger than the sum of its proper divisors (29076523).

5611731497 is a wasteful number, since it uses less digits than its factorization.

5611731497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29076522.

The product of its digits is 158760, while the sum is 44.

The square root of 5611731497 is about 74911.4910878164. The cubic root of 5611731497 is about 1777.0471913125.

The spelling of 5611731497 in words is "five billion, six hundred eleven million, seven hundred thirty-one thousand, four hundred ninety-seven".