70224151 has 2 divisors, whose sum is σ = 70224152. Its totient is φ = 70224150.

The previous prime is 70224137. The next prime is 70224169. The reversal of 70224151 is 15142207.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70224151 - 2¹⁹ = 69699863 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70224131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35112075 + 35112076.

It is an arithmetic number, because the mean of its divisors is an integer number (35112076).

Almost surely, 2^70224151 is an apocalyptic number.

70224151 is a deficient number, since it is larger than the sum of its proper divisors (1).

70224151 is an equidigital number, since it uses as much as digits as its factorization.

70224151 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 560, while the sum is 22.

The square root of 70224151 is about 8379.9851431849. The cubic root of 70224151 is about 412.5679613766.

Adding to 70224151 its reverse (15142207), we get a palindrome (85366358).

The spelling of 70224151 in words is "seventy million, two hundred twenty-four thousand, one hundred fifty-one".