3145541553 has 64 divisors (see below), whose sum is σ = 5880268800. Its totient is φ = 1614271680.

The previous prime is 3145541549. The next prime is 3145541557. The reversal of 3145541553 is 3551455413.

3145541553 is a `hidden beast` number, since 3 + 14 + 55 + 41 + 553 = 666.

It is an interprime number because it is at equal distance from previous prime (3145541549) and next prime (3145541557).

It is not a de Polignac number, because 3145541553 - 2² = 3145541549 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3145541557) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 163443 + ... + 181671.

It is an arithmetic number, because the mean of its divisors is an integer number (91879200).

Almost surely, 2^3145541553 is an apocalyptic number.

3145541553 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

3145541553 is a deficient number, since it is larger than the sum of its proper divisors (2734727247).

3145541553 is a wasteful number, since it uses less digits than its factorization.

3145541553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18339 (or 18333 counting only the distinct ones).

The product of its digits is 90000, while the sum is 36.

The square root of 3145541553 is about 56085.1277345430. The cubic root of 3145541553 is about 1465.2052817984.

Adding to 3145541553 its reverse (3551455413), we get a palindrome (6696996966).

The spelling of 3145541553 in words is "three billion, one hundred forty-five million, five hundred forty-one thousand, five hundred fifty-three".