70120612 has 6 divisors (see below), whose sum is σ = 122711078. Its totient is φ = 35060304.

The previous prime is 70120591. The next prime is 70120613. The reversal of 70120612 is 21602107.

It can be written as a sum of positive squares in only one way, i.e., 56460196 + 13660416 = 7514^2 + 3696^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 70120612.

It is not an unprimeable number, because it can be changed into a prime (70120613) 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, 8765073 + ... + 8765080.

Almost surely, 2^70120612 is an apocalyptic number.

It is an amenable number.

70120612 is a deficient number, since it is larger than the sum of its proper divisors (52590466).

70120612 is a wasteful number, since it uses less digits than its factorization.

70120612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17530157 (or 17530155 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 70120612 is about 8373.8051087901. The cubic root of 70120612 is about 412.3650972395.

Adding to 70120612 its reverse (21602107), we get a palindrome (91722719).

The spelling of 70120612 in words is "seventy million, one hundred twenty thousand, six hundred twelve".