1610360491 has 2 divisors, whose sum is σ = 1610360492. Its totient is φ = 1610360490.

The previous prime is 1610360431. The next prime is 1610360497. The reversal of 1610360491 is 1940630161.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1610360491 - 2¹⁹ = 1609836203 is a prime.

It is a super-2 number, since 2×1610360491² = 5186521821947522162, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1610360497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 805180245 + 805180246.

It is an arithmetic number, because the mean of its divisors is an integer number (805180246).

Almost surely, 2^1610360491 is an apocalyptic number.

1610360491 is a deficient number, since it is larger than the sum of its proper divisors (1).

1610360491 is an equidigital number, since it uses as much as digits as its factorization.

1610360491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 1610360491 is about 40129.2971655373. The cubic root of 1610360491 is about 1172.1261874075.

The spelling of 1610360491 in words is "one billion, six hundred ten million, three hundred sixty thousand, four hundred ninety-one".