1325456542 has 32 divisors (see below), whose sum is σ = 2125414080. Its totient is φ = 618858240.

The previous prime is 1325456537. The next prime is 1325456543. The reversal of 1325456542 is 2456545231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1325456543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 215218 + ... + 221290.

It is an arithmetic number, because the mean of its divisors is an integer number (66419190).

Almost surely, 2^1325456542 is an apocalyptic number.

1325456542 is a deficient number, since it is larger than the sum of its proper divisors (799957538).

1325456542 is a wasteful number, since it uses less digits than its factorization.

1325456542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6228.

The product of its digits is 144000, while the sum is 37.

The square root of 1325456542 is about 36406.8199929629. The cubic root of 1325456542 is about 1098.4707515685.

It can be divided in two parts, 13254 and 56542, that added together give a palindrome (69796).

The spelling of 1325456542 in words is "one billion, three hundred twenty-five million, four hundred fifty-six thousand, five hundred forty-two".