1142240604445 has 8 divisors (see below), whose sum is σ = 1372695594336. Its totient is φ = 912454570896.

The previous prime is 1142240604403. The next prime is 1142240604473. The reversal of 1142240604445 is 5444060422411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1142240604445 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 167235327 + ... + 167242156.

It is an arithmetic number, because the mean of its divisors is an integer number (171586949292).

Almost surely, 2^{1142240604445} is an apocalyptic number.

It is an amenable number.

1142240604445 is a deficient number, since it is larger than the sum of its proper divisors (230454989891).

1142240604445 is an equidigital number, since it uses as much as digits as its factorization.

1142240604445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334478171.

The product of its (nonzero) digits is 122880, while the sum is 37.

The spelling of 1142240604445 in words is "one trillion, one hundred forty-two billion, two hundred forty million, six hundred four thousand, four hundred forty-five".