70951469 has 2 divisors, whose sum is σ = 70951470. Its totient is φ = 70951468.

The previous prime is 70951409. The next prime is 70951501. The reversal of 70951469 is 96415907.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 61434244 + 9517225 = 7838^2 + 3085^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70951469 is a prime.

It is a super-2 number, since 2×70951469² = 10068221906515922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70951409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35475734 + 35475735.

It is an arithmetic number, because the mean of its divisors is an integer number (35475735).

Almost surely, 2^70951469 is an apocalyptic number.

It is an amenable number.

70951469 is a deficient number, since it is larger than the sum of its proper divisors (1).

70951469 is an equidigital number, since it uses as much as digits as its factorization.

70951469 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 68040, while the sum is 41.

The square root of 70951469 is about 8423.2694958668. The cubic root of 70951469 is about 413.9874069466.

The spelling of 70951469 in words is "seventy million, nine hundred fifty-one thousand, four hundred sixty-nine".