52198403 has 2 divisors, whose sum is σ = 52198404. Its totient is φ = 52198402.

The previous prime is 52198387. The next prime is 52198441. The reversal of 52198403 is 30489125.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52198403 - 2⁴ = 52198387 is a prime.

It is equal to p_3124994 and since 52198403 and 3124994 have the same sum of digits, it is a Honaker prime.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 52198403.

It is not a weakly prime, because it can be changed into another prime (52108403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26099201 + 26099202.

It is an arithmetic number, because the mean of its divisors is an integer number (26099202).

Almost surely, 2^52198403 is an apocalyptic number.

52198403 is a deficient number, since it is larger than the sum of its proper divisors (1).

52198403 is an equidigital number, since it uses as much as digits as its factorization.

52198403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 52198403 is about 7224.8462267373. The cubic root of 52198403 is about 373.7252192531.

The spelling of 52198403 in words is "fifty-two million, one hundred ninety-eight thousand, four hundred three".