125454005445 has 8 divisors (see below), whose sum is σ = 200726408736. Its totient is φ = 66908802896.

The previous prime is 125454005419. The next prime is 125454005491. The reversal of 125454005445 is 544500454521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 125454005445 - 2¹⁶ = 125453939909 is a prime.

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, 4181800167 + ... + 4181800196.

It is an arithmetic number, because the mean of its divisors is an integer number (25090801092).

Almost surely, 2^125454005445 is an apocalyptic number.

125454005445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

125454005445 is a deficient number, since it is larger than the sum of its proper divisors (75272403291).

125454005445 is an equidigital number, since it uses as much as digits as its factorization.

125454005445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8363600371.

The product of its (nonzero) digits is 320000, while the sum is 39.

Adding to 125454005445 its reverse (544500454521), we get a palindrome (669954459966).

The spelling of 125454005445 in words is "one hundred twenty-five billion, four hundred fifty-four million, five thousand, four hundred forty-five".