70525747 has 2 divisors, whose sum is σ = 70525748. Its totient is φ = 70525746.

The previous prime is 70525727. The next prime is 70525753. The reversal of 70525747 is 74752507.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70525747 - 2⁷ = 70525619 is a prime.

It is not a weakly prime, because it can be changed into another prime (70525717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35262873 + 35262874.

It is an arithmetic number, because the mean of its divisors is an integer number (35262874).

Almost surely, 2^70525747 is an apocalyptic number.

70525747 is a deficient number, since it is larger than the sum of its proper divisors (1).

70525747 is an equidigital number, since it uses as much as digits as its factorization.

70525747 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68600, while the sum is 37.

The square root of 70525747 is about 8397.9608834526. The cubic root of 70525747 is about 413.1577448921.

The spelling of 70525747 in words is "seventy million, five hundred twenty-five thousand, seven hundred forty-seven".