61344003 has 16 divisors (see below), whose sum is σ = 93586176. Its totient is φ = 35012640.

The previous prime is 61343999. The next prime is 61344029. The reversal of 61344003 is 30044316.

It is not a de Polignac number, because 61344003 - 2² = 61343999 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (61344403) 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, 32968 + ... + 34778.

It is an arithmetic number, because the mean of its divisors is an integer number (5849136).

Almost surely, 2^61344003 is an apocalyptic number.

61344003 is a deficient number, since it is larger than the sum of its proper divisors (32242173).

61344003 is a wasteful number, since it uses less digits than its factorization.

61344003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3434.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 61344003 is about 7832.2412501148. The cubic root of 61344003 is about 394.3883135157.

Adding to 61344003 its reverse (30044316), we get a palindrome (91388319).

The spelling of 61344003 in words is "sixty-one million, three hundred forty-four thousand, three".