1455532142 has 16 divisors (see below), whose sum is σ = 2207940000. Its totient is φ = 719566848.

The previous prime is 1455532051. The next prime is 1455532151. The reversal of 1455532142 is 2412355541.

It is a junction number, because it is equal to n+sod(n) for n = 1455532099 and 1455532108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239303 + ... + 245309.

It is an arithmetic number, because the mean of its divisors is an integer number (137996250).

Almost surely, 2^1455532142 is an apocalyptic number.

1455532142 is a deficient number, since it is larger than the sum of its proper divisors (752407858).

1455532142 is a wasteful number, since it uses less digits than its factorization.

1455532142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7355.

The product of its digits is 24000, while the sum is 32.

The square root of 1455532142 is about 38151.4369585210. The cubic root of 1455532142 is about 1133.2888086507.

Adding to 1455532142 its reverse (2412355541), we get a palindrome (3867887683).

The spelling of 1455532142 in words is "one billion, four hundred fifty-five million, five hundred thirty-two thousand, one hundred forty-two".