1610261122 has 4 divisors (see below), whose sum is σ = 2415391686. Its totient is φ = 805130560.

The previous prime is 1610261057. The next prime is 1610261123. The reversal of 1610261122 is 2211620161.

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

It can be written as a sum of positive squares in only one way, i.e., 1570457641 + 39803481 = 39629^2 + 6309^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1610261093 and 1610261102.

It is not an unprimeable number, because it can be changed into a prime (1610261123) 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 as a sum of consecutive naturals, namely, 402565279 + ... + 402565282.

Almost surely, 2^1610261122 is an apocalyptic number.

1610261122 is a deficient number, since it is larger than the sum of its proper divisors (805130564).

1610261122 is an equidigital number, since it uses as much as digits as its factorization.

1610261122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 805130563.

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 1610261122 is about 40128.0590360411. The cubic root of 1610261122 is about 1172.1020778156.

Adding to 1610261122 its reverse (2211620161), we get a palindrome (3821881283).

The spelling of 1610261122 in words is "one billion, six hundred ten million, two hundred sixty-one thousand, one hundred twenty-two".