1254551541 has 8 divisors (see below), whose sum is σ = 1683962400. Its totient is φ = 830754192.

The previous prime is 1254551527. The next prime is 1254551561. The reversal of 1254551541 is 1451554521.

It is a happy number.

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

It is not a de Polignac number, because 1254551541 - 2¹⁵ = 1254518773 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1254551561) 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, 1402855 + ... + 1403748.

It is an arithmetic number, because the mean of its divisors is an integer number (210495300).

Almost surely, 2^1254551541 is an apocalyptic number.

It is an amenable number.

1254551541 is a deficient number, since it is larger than the sum of its proper divisors (429410859).

1254551541 is a wasteful number, since it uses less digits than its factorization.

1254551541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2806755.

The product of its digits is 20000, while the sum is 33.

The square root of 1254551541 is about 35419.6490807010. The cubic root of 1254551541 is about 1078.5232276650.

The spelling of 1254551541 in words is "one billion, two hundred fifty-four million, five hundred fifty-one thousand, five hundred forty-one".