51132003 has 16 divisors (see below), whose sum is σ = 73570560. Its totient is φ = 31401504.

The previous prime is 51132001. The next prime is 51132007. The reversal of 51132003 is 30023115.

It is a happy number.

It is not a de Polignac number, because 51132003 - 2¹ = 51132001 is a prime.

It is a super-2 number, since 2×51132003² = 5228963461584018, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (51132001) 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, 24058 + ... + 26096.

It is an arithmetic number, because the mean of its divisors is an integer number (4598160).

Almost surely, 2^51132003 is an apocalyptic number.

51132003 is a deficient number, since it is larger than the sum of its proper divisors (22438557).

51132003 is a wasteful number, since it uses less digits than its factorization.

51132003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2698.

The product of its (nonzero) digits is 90, while the sum is 15.

The square root of 51132003 is about 7150.6645145749. The cubic root of 51132003 is about 371.1626515130.

Adding to 51132003 its reverse (30023115), we get a palindrome (81155118).

The spelling of 51132003 in words is "fifty-one million, one hundred thirty-two thousand, three".