1151120422554 has 32 divisors (see below), whose sum is σ = 2316236985216. Its totient is φ = 381374535360.

The previous prime is 1151120422541. The next prime is 1151120422597. The reversal of 1151120422554 is 4552240211511.

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, 12496144 + ... + 12587924.

It is an arithmetic number, because the mean of its divisors is an integer number (72382405788).

Almost surely, 2^{1151120422554} is an apocalyptic number.

1151120422554 is an abundant number, since it is smaller than the sum of its proper divisors (1165116562662).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1151120422554 is a wasteful number, since it uses less digits than its factorization.

1151120422554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104470.

The product of its (nonzero) digits is 16000, while the sum is 33.

The spelling of 1151120422554 in words is "one trillion, one hundred fifty-one billion, one hundred twenty million, four hundred twenty-two thousand, five hundred fifty-four".