1351145012 has 36 divisors (see below), whose sum is σ = 2760377760. Its totient is φ = 576992304.

The previous prime is 1351145009. The next prime is 1351145071. The reversal of 1351145012 is 2105411531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43289 + ... + 67647.

It is an arithmetic number, because the mean of its divisors is an integer number (76677160).

Almost surely, 2^1351145012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1351145012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1380188880).

1351145012 is an abundant number, since it is smaller than the sum of its proper divisors (1409232748).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1351145012 is a wasteful number, since it uses less digits than its factorization.

1351145012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24660 (or 24651 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 23.

The square root of 1351145012 is about 36757.9244789474. The cubic root of 1351145012 is about 1105.5218250183.

Adding to 1351145012 its reverse (2105411531), we get a palindrome (3456556543).

The spelling of 1351145012 in words is "one billion, three hundred fifty-one million, one hundred forty-five thousand, twelve".