64503142 has 8 divisors (see below), whose sum is σ = 105550632. Its totient is φ = 29319600.

The previous prime is 64503137. The next prime is 64503181. The reversal of 64503142 is 24130546.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1465959 + ... + 1466002.

It is an arithmetic number, because the mean of its divisors is an integer number (13193829).

Almost surely, 2^64503142 is an apocalyptic number.

64503142 is a deficient number, since it is larger than the sum of its proper divisors (41047490).

64503142 is a wasteful number, since it uses less digits than its factorization.

64503142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2931974.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 64503142 is about 8031.3848120981. The cubic root of 64503142 is about 401.0454775610.

Adding to 64503142 its reverse (24130546), we get a palindrome (88633688).

The spelling of 64503142 in words is "sixty-four million, five hundred three thousand, one hundred forty-two".