1613023070237 has 4 divisors (see below), whose sum is σ = 1613041714080. Its totient is φ = 1613004426396.

The previous prime is 1613023070233. The next prime is 1613023070293. The reversal of 1613023070237 is 7320703203161.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1613023070237 - 2² = 1613023070233 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1613023070197 and 1613023070206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1613023070233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9191537 + ... + 9365382.

It is an arithmetic number, because the mean of its divisors is an integer number (403260428520).

Almost surely, 2^{1613023070237} is an apocalyptic number.

It is an amenable number.

1613023070237 is a deficient number, since it is larger than the sum of its proper divisors (18643843).

1613023070237 is an equidigital number, since it uses as much as digits as its factorization.

1613023070237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18643842.

The product of its (nonzero) digits is 31752, while the sum is 35.

Adding to 1613023070237 its reverse (7320703203161), we get a palindrome (8933726273398).

The spelling of 1613023070237 in words is "one trillion, six hundred thirteen billion, twenty-three million, seventy thousand, two hundred thirty-seven".