1610213345 has 16 divisors (see below), whose sum is σ = 2111954880. Its totient is φ = 1171329984.

The previous prime is 1610213333. The next prime is 1610213347. The reversal of 1610213345 is 5433120161.

It is a cyclic number.

It is not a de Polignac number, because 1610213345 - 2¹⁸ = 1609951201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1610213347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 180515 + ... + 189224.

It is an arithmetic number, because the mean of its divisors is an integer number (131997180).

Almost surely, 2^1610213345 is an apocalyptic number.

It is an amenable number.

1610213345 is a deficient number, since it is larger than the sum of its proper divisors (501741535).

1610213345 is a wasteful number, since it uses less digits than its factorization.

1610213345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369824.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 1610213345 is about 40127.4637249852. The cubic root of 1610213345 is about 1172.0904854773.

The spelling of 1610213345 in words is "one billion, six hundred ten million, two hundred thirteen thousand, three hundred forty-five".