1154225534420 has 48 divisors (see below), whose sum is σ = 2803516507008. Its totient is φ = 390966579840.

The previous prime is 1154225534393. The next prime is 1154225534531. The reversal of 1154225534420 is 244355224511.

It is a super-3 number, since 3×1154225534420³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49653851 + ... + 49677090.

It is an arithmetic number, because the mean of its divisors is an integer number (58406593896).

Almost surely, 2^{1154225534420} is an apocalyptic number.

1154225534420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1154225534420 is an abundant number, since it is smaller than the sum of its proper divisors (1649290972588).

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

1154225534420 is a wasteful number, since it uses less digits than its factorization.

1154225534420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99331040 (or 99331038 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 38.

The spelling of 1154225534420 in words is "one trillion, one hundred fifty-four billion, two hundred twenty-five million, five hundred thirty-four thousand, four hundred twenty".