1342220845 has 16 divisors (see below), whose sum is σ = 1846051200. Its totient is φ = 917734464.

The previous prime is 1342220827. The next prime is 1342220861. The reversal of 1342220845 is 5480222431.

It is a cyclic number.

It is not a de Polignac number, because 1342220845 - 2⁹ = 1342220333 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42727 + ... + 67156.

It is an arithmetic number, because the mean of its divisors is an integer number (115378200).

Almost surely, 2^1342220845 is an apocalyptic number.

It is an amenable number.

1342220845 is a deficient number, since it is larger than the sum of its proper divisors (503830355).

1342220845 is a wasteful number, since it uses less digits than its factorization.

1342220845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110244.

The product of its (nonzero) digits is 15360, while the sum is 31.

The square root of 1342220845 is about 36636.3323082429. The cubic root of 1342220845 is about 1103.0824958224.

The spelling of 1342220845 in words is "one billion, three hundred forty-two million, two hundred twenty thousand, eight hundred forty-five".