70714421 has 2 divisors, whose sum is σ = 70714422. Its totient is φ = 70714420.

The previous prime is 70714417. The next prime is 70714471. The reversal of 70714421 is 12441707.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51696100 + 19018321 = 7190^2 + 4361^2 .

It is an emirp because it is prime and its reverse (12441707) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 70714421 - 2² = 70714417 is a prime.

It is equal to p_4157612 and since 70714421 and 4157612 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70714471) 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, 35357210 + 35357211.

It is an arithmetic number, because the mean of its divisors is an integer number (35357211).

Almost surely, 2^70714421 is an apocalyptic number.

It is an amenable number.

70714421 is a deficient number, since it is larger than the sum of its proper divisors (1).

70714421 is an equidigital number, since it uses as much as digits as its factorization.

70714421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1568, while the sum is 26.

The square root of 70714421 is about 8409.1867026485. The cubic root of 70714421 is about 413.5258502389.

The spelling of 70714421 in words is "seventy million, seven hundred fourteen thousand, four hundred twenty-one".