97150069 has 2 divisors, whose sum is σ = 97150070. Its totient is φ = 97150068.

The previous prime is 97150051. The next prime is 97150093. The reversal of 97150069 is 96005179.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 94809169 + 2340900 = 9737^2 + 1530^2 .

It is an emirp because it is prime and its reverse (96005179) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97150069 is a prime.

It is a super-2 number, since 2×97150069² = 18876271813409522, which contains 22 as substring.

It is equal to p_5606686 and since 97150069 and 5606686 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97151069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48575034 + 48575035.

It is an arithmetic number, because the mean of its divisors is an integer number (48575035).

Almost surely, 2^97150069 is an apocalyptic number.

It is an amenable number.

97150069 is a deficient number, since it is larger than the sum of its proper divisors (1).

97150069 is an equidigital number, since it uses as much as digits as its factorization.

97150069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17010, while the sum is 37.

The square root of 97150069 is about 9856.4734565665. The cubic root of 97150069 is about 459.7069163294.

It can be divided in two parts, 971 and 50069, that added together give a triangular number (51040 = T₃₁₉).

The spelling of 97150069 in words is "ninety-seven million, one hundred fifty thousand, sixty-nine".