1342326661 has 16 divisors (see below), whose sum is σ = 1462829760. Its totient is φ = 1224357120.

The previous prime is 1342326659. The next prime is 1342326703. The reversal of 1342326661 is 1666232431.

It is a cyclic number.

It is not a de Polignac number, because 1342326661 - 2¹ = 1342326659 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 (1342326631) 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, 555546 + ... + 557956.

It is an arithmetic number, because the mean of its divisors is an integer number (91426860).

Almost surely, 2^1342326661 is an apocalyptic number.

It is an amenable number.

1342326661 is a deficient number, since it is larger than the sum of its proper divisors (120503099).

1342326661 is a wasteful number, since it uses less digits than its factorization.

1342326661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2916.

The product of its digits is 31104, while the sum is 34.

The square root of 1342326661 is about 36637.7764199740. The cubic root of 1342326661 is about 1103.1114827834. Note that the first 3 decimals are identical.

The spelling of 1342326661 in words is "one billion, three hundred forty-two million, three hundred twenty-six thousand, six hundred sixty-one".