3145551311 has 8 divisors (see below), whose sum is σ = 3655847040. Its totient is φ = 2650488408.

The previous prime is 3145551301. The next prime is 3145551317. The reversal of 3145551311 is 1131555413.

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 3145551311 - 2¹⁸ = 3145289167 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 (3145551317) 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, 3807761 + ... + 3808586.

It is an arithmetic number, because the mean of its divisors is an integer number (456980880).

Almost surely, 2^3145551311 is an apocalyptic number.

3145551311 is a deficient number, since it is larger than the sum of its proper divisors (510295729).

3145551311 is an equidigital number, since it uses as much as digits as its factorization.

3145551311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7616413.

The product of its digits is 4500, while the sum is 29.

The square root of 3145551311 is about 56085.2147272345. The cubic root of 3145551311 is about 1465.2067969014.

It can be divided in two parts, 31455513 and 11, that multiplied together give a palindrome (346010643).

The spelling of 3145551311 in words is "three billion, one hundred forty-five million, five hundred fifty-one thousand, three hundred eleven".