61063503 has 8 divisors (see below), whose sum is σ = 82012848. Its totient is φ = 40411584.

The previous prime is 61063493. The next prime is 61063529. The reversal of 61063503 is 30536016.

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

It is not a de Polignac number, because 61063503 - 2⁴ = 61063487 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61063573) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73876 + ... + 74697.

It is an arithmetic number, because the mean of its divisors is an integer number (10251606).

Almost surely, 2^61063503 is an apocalyptic number.

61063503 is a deficient number, since it is larger than the sum of its proper divisors (20949345).

61063503 is a wasteful number, since it uses less digits than its factorization.

61063503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148713.

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 61063503 is about 7814.3139814062. The cubic root of 61063503 is about 393.7862716901.

Adding to 61063503 its reverse (30536016), we get a palindrome (91599519).

The spelling of 61063503 in words is "sixty-one million, sixty-three thousand, five hundred three".