1610213232541 has 4 divisors (see below), whose sum is σ = 1612840008412. Its totient is φ = 1607586456672.

The previous prime is 1610213232539. The next prime is 1610213232653. The reversal of 1610213232541 is 1452323120161.

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 456692124100 + 1153521108441 = 675790^2 + 1074021^2 .

It is a cyclic number.

It is not a de Polignac number, because 1610213232541 - 2¹ = 1610213232539 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 (1610213242541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1313387016 + ... + 1313388241.

It is an arithmetic number, because the mean of its divisors is an integer number (403210002103).

Almost surely, 2^{1610213232541} is an apocalyptic number.

It is an amenable number.

1610213232541 is a deficient number, since it is larger than the sum of its proper divisors (2626775871).

1610213232541 is an equidigital number, since it uses as much as digits as its factorization.

1610213232541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2626775870.

The product of its (nonzero) digits is 8640, while the sum is 31.

The spelling of 1610213232541 in words is "one trillion, six hundred ten billion, two hundred thirteen million, two hundred thirty-two thousand, five hundred forty-one".