61493003 has 16 divisors (see below), whose sum is σ = 72473856. Its totient is φ = 51438240.

The previous prime is 61492999. The next prime is 61493009. The reversal of 61493003 is 30039416.

It is a cyclic number.

It is not a de Polignac number, because 61493003 - 2² = 61492999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (61493009) 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, 69200 + ... + 70082.

It is an arithmetic number, because the mean of its divisors is an integer number (4529616).

Almost surely, 2^61493003 is an apocalyptic number.

61493003 is a deficient number, since it is larger than the sum of its proper divisors (10980853).

61493003 is a wasteful number, since it uses less digits than its factorization.

61493003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1394.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 61493003 is about 7841.7474455634. The cubic root of 61493003 is about 394.7073685836.

The spelling of 61493003 in words is "sixty-one million, four hundred ninety-three thousand, three".