1121391358454 has 16 divisors (see below), whose sum is σ = 1713861052992. Its totient is φ = 550104791808.

The previous prime is 1121391358433. The next prime is 1121391358481. The reversal of 1121391358454 is 4548531931211.

It is a junction number, because it is equal to n+sod(n) for n = 1121391358399 and 1121391358408.

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, 6979427 + ... + 7138289.

It is an arithmetic number, because the mean of its divisors is an integer number (107116315812).

Almost surely, 2^{1121391358454} is an apocalyptic number.

1121391358454 is a deficient number, since it is larger than the sum of its proper divisors (592469694538).

1121391358454 is a wasteful number, since it uses less digits than its factorization.

1121391358454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225511.

The product of its digits is 518400, while the sum is 47.

The spelling of 1121391358454 in words is "one trillion, one hundred twenty-one billion, three hundred ninety-one million, three hundred fifty-eight thousand, four hundred fifty-four".