52451603 has 2 divisors, whose sum is σ = 52451604. Its totient is φ = 52451602.

The previous prime is 52451599. The next prime is 52451627. The reversal of 52451603 is 30615425.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52451603 - 2² = 52451599 is a prime.

It is a super-3 number, since 3×52451603³ (a number of 24 digits) contains 333 as substring.

It is equal to p_3139208 and since 52451603 and 3139208 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (52451653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26225801 + 26225802.

It is an arithmetic number, because the mean of its divisors is an integer number (26225802).

Almost surely, 2^52451603 is an apocalyptic number.

52451603 is a deficient number, since it is larger than the sum of its proper divisors (1).

52451603 is an equidigital number, since it uses as much as digits as its factorization.

52451603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 52451603 is about 7242.3478927762. The cubic root of 52451603 is about 374.3285240006.

The spelling of 52451603 in words is "fifty-two million, four hundred fifty-one thousand, six hundred three".