61352003 has 2 divisors, whose sum is σ = 61352004. Its totient is φ = 61352002.

The previous prime is 61351999. The next prime is 61352021. The reversal of 61352003 is 30025316.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61352003 - 2² = 61351999 is a prime.

It is a super-2 number, since 2×61352003² = 7528136544224018, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (61352803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30676001 + 30676002.

It is an arithmetic number, because the mean of its divisors is an integer number (30676002).

Almost surely, 2^61352003 is an apocalyptic number.

61352003 is a deficient number, since it is larger than the sum of its proper divisors (1).

61352003 is an equidigital number, since it uses as much as digits as its factorization.

61352003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 61352003 is about 7832.7519429636. The cubic root of 61352003 is about 394.4054571060.

Adding to 61352003 its reverse (30025316), we get a palindrome (91377319).

The spelling of 61352003 in words is "sixty-one million, three hundred fifty-two thousand, three".