69897803 has 2 divisors, whose sum is σ = 69897804. Its totient is φ = 69897802.

The previous prime is 69897799. The next prime is 69897809. The reversal of 69897803 is 30879896.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 69897803 - 2² = 69897799 is a prime.

It is not a weakly prime, because it can be changed into another prime (69897809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34948901 + 34948902.

It is an arithmetic number, because the mean of its divisors is an integer number (34948902).

Almost surely, 2^69897803 is an apocalyptic number.

69897803 is a deficient number, since it is larger than the sum of its proper divisors (1).

69897803 is an equidigital number, since it uses as much as digits as its factorization.

69897803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 653184, while the sum is 50.

The square root of 69897803 is about 8360.4905956529. The cubic root of 69897803 is about 411.9278689666.

The spelling of 69897803 in words is "sixty-nine million, eight hundred ninety-seven thousand, eight hundred three".