1315144152 has 48 divisors (see below), whose sum is σ = 4070685840. Its totient is φ = 375755328.

The previous prime is 1315144151. The next prime is 1315144199. The reversal of 1315144152 is 2514415131.

1315144152 is a `hidden beast` number, since 131 + 514 + 4 + 15 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1315144151) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1304203 + ... + 1305210.

It is an arithmetic number, because the mean of its divisors is an integer number (84805955).

Almost surely, 2^1315144152 is an apocalyptic number.

1315144152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1315144152 is an abundant number, since it is smaller than the sum of its proper divisors (2755541688).

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

1315144152 is a wasteful number, since it uses less digits than its factorization.

1315144152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2609432 (or 2609425 counting only the distinct ones).

The product of its digits is 2400, while the sum is 27.

The square root of 1315144152 is about 36264.9162690334. The cubic root of 1315144152 is about 1095.6145371360.

Adding to 1315144152 its reverse (2514415131), we get a palindrome (3829559283).

The spelling of 1315144152 in words is "one billion, three hundred fifteen million, one hundred forty-four thousand, one hundred fifty-two".