1541544045 has 16 divisors (see below), whose sum is σ = 2467052160. Its totient is φ = 821962944.

The previous prime is 1541543999. The next prime is 1541544083. The reversal of 1541544045 is 5404451451.

It is not a de Polignac number, because 1541544045 - 2⁹ = 1541543533 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1541543997 and 1541544015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72807 + ... + 91563.

It is an arithmetic number, because the mean of its divisors is an integer number (154190760).

Almost surely, 2^1541544045 is an apocalyptic number.

1541544045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1541544045 is a deficient number, since it is larger than the sum of its proper divisors (925508115).

1541544045 is a wasteful number, since it uses less digits than its factorization.

1541544045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24244.

The product of its (nonzero) digits is 32000, while the sum is 33.

The square root of 1541544045 is about 39262.5017669532. The cubic root of 1541544045 is about 1155.1861659026.

Adding to 1541544045 its reverse (5404451451), we get a palindrome (6945995496).

The spelling of 1541544045 in words is "one billion, five hundred forty-one million, five hundred forty-four thousand, forty-five".