1125724254222 has 16 divisors (see below), whose sum is σ = 2264462663760. Its totient is φ = 373072392192.

The previous prime is 1125724254169. The next prime is 1125724254241. The reversal of 1125724254222 is 2224524275211.

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, 542255347 + ... + 542257422.

It is an arithmetic number, because the mean of its divisors is an integer number (141528916485).

Almost surely, 2^{1125724254222} is an apocalyptic number.

1125724254222 is an abundant number, since it is smaller than the sum of its proper divisors (1138738409538).

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

1125724254222 is a wasteful number, since it uses less digits than its factorization.

1125724254222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1084512947.

The product of its digits is 179200, while the sum is 39.

The spelling of 1125724254222 in words is "one trillion, one hundred twenty-five billion, seven hundred twenty-four million, two hundred fifty-four thousand, two hundred twenty-two".