70922051 has 2 divisors, whose sum is σ = 70922052. Its totient is φ = 70922050.

The previous prime is 70922039. The next prime is 70922057. The reversal of 70922051 is 15022907.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70922051 - 2¹⁰ = 70921027 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 70922051.

It is not a weakly prime, because it can be changed into another prime (70922057) 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, 35461025 + 35461026.

It is an arithmetic number, because the mean of its divisors is an integer number (35461026).

Almost surely, 2^70922051 is an apocalyptic number.

70922051 is a deficient number, since it is larger than the sum of its proper divisors (1).

70922051 is an equidigital number, since it uses as much as digits as its factorization.

70922051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1260, while the sum is 26.

The square root of 70922051 is about 8421.5230807735. The cubic root of 70922051 is about 413.9301830193.

Adding to 70922051 its reverse (15022907), we get a palindrome (85944958).

The spelling of 70922051 in words is "seventy million, nine hundred twenty-two thousand, fifty-one".