70853051 has 2 divisors, whose sum is σ = 70853052. Its totient is φ = 70853050.

The previous prime is 70853047. The next prime is 70853063. The reversal of 70853051 is 15035807.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70853051 - 2² = 70853047 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (70853021) 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, 35426525 + 35426526.

It is an arithmetic number, because the mean of its divisors is an integer number (35426526).

Almost surely, 2^70853051 is an apocalyptic number.

70853051 is a deficient number, since it is larger than the sum of its proper divisors (1).

70853051 is an equidigital number, since it uses as much as digits as its factorization.

70853051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4200, while the sum is 29.

The square root of 70853051 is about 8417.4254377452. The cubic root of 70853051 is about 413.7959020276.

Adding to 70853051 its reverse (15035807), we get a palindrome (85888858).

The spelling of 70853051 in words is "seventy million, eight hundred fifty-three thousand, fifty-one".