125211043541 has 8 divisors (see below), whose sum is σ = 125795251968. Its totient is φ = 124627734000.

The previous prime is 125211043513. The next prime is 125211043547. The reversal of 125211043541 is 145340112521.

It is a happy number.

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 125211043541 - 2¹⁴ = 125211027157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125211043547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55331 + ... + 503471.

It is an arithmetic number, because the mean of its divisors is an integer number (15724406496).

Almost surely, 2^125211043541 is an apocalyptic number.

It is an amenable number.

125211043541 is a deficient number, since it is larger than the sum of its proper divisors (584208427).

125211043541 is a wasteful number, since it uses less digits than its factorization.

125211043541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449443.

The product of its (nonzero) digits is 4800, while the sum is 29.

The spelling of 125211043541 in words is "one hundred twenty-five billion, two hundred eleven million, forty-three thousand, five hundred forty-one".