1155420147422 has 8 divisors (see below), whose sum is σ = 1733135986872. Its totient is φ = 577708151800.

The previous prime is 1155420147347. The next prime is 1155420147439. The reversal of 1155420147422 is 2247410245511.

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

It is a super-3 number, since 3×1155420147422³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28529 + ... + 1520412.

It is an arithmetic number, because the mean of its divisors is an integer number (216641998359).

Almost surely, 2^{1155420147422} is an apocalyptic number.

1155420147422 is a deficient number, since it is larger than the sum of its proper divisors (577715839450).

1155420147422 is a wasteful number, since it uses less digits than its factorization.

1155420147422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1921914.

The product of its (nonzero) digits is 89600, while the sum is 38.

The spelling of 1155420147422 in words is "one trillion, one hundred fifty-five billion, four hundred twenty million, one hundred forty-seven thousand, four hundred twenty-two".