1125424284501 has 64 divisors (see below), whose sum is σ = 1746616320000. Its totient is φ = 637387807680.

The previous prime is 1125424284493. The next prime is 1125424284547. The reversal of 1125424284501 is 1054824245211.

It is not a de Polignac number, because 1125424284501 - 2³ = 1125424284493 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1125424284501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125424284571) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 54624600 + ... + 54645198.

It is an arithmetic number, because the mean of its divisors is an integer number (27290880000).

Almost surely, 2^{1125424284501} is an apocalyptic number.

1125424284501 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1125424284501 is a deficient number, since it is larger than the sum of its proper divisors (621192035499).

1125424284501 is a wasteful number, since it uses less digits than its factorization.

1125424284501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21814.

The product of its (nonzero) digits is 102400, while the sum is 39.

The spelling of 1125424284501 in words is "one trillion, one hundred twenty-five billion, four hundred twenty-four million, two hundred eighty-four thousand, five hundred one".