1325387415 has 48 divisors (see below), whose sum is σ = 2336390784. Its totient is φ = 641108160.

The previous prime is 1325387411. The next prime is 1325387419. The reversal of 1325387415 is 5147835231.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1325387411) and next prime (1325387419).

It is not a de Polignac number, because 1325387415 - 2² = 1325387411 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1325387411) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1500564 + ... + 1501446.

It is an arithmetic number, because the mean of its divisors is an integer number (48674808).

Almost surely, 2^1325387415 is an apocalyptic number.

1325387415 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1325387415 is a deficient number, since it is larger than the sum of its proper divisors (1011003369).

1325387415 is a wasteful number, since it uses less digits than its factorization.

1325387415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1740 (or 1729 counting only the distinct ones).

The product of its digits is 100800, while the sum is 39.

The square root of 1325387415 is about 36405.8706117571. The cubic root of 1325387415 is about 1098.4516549264.

The spelling of 1325387415 in words is "one billion, three hundred twenty-five million, three hundred eighty-seven thousand, four hundred fifteen".