70996487 has 2 divisors, whose sum is σ = 70996488. Its totient is φ = 70996486.

The previous prime is 70996459. The next prime is 70996501. The reversal of 70996487 is 78469907.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (78469907) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 70996487 - 2¹⁴ = 70980103 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70996087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35498243 + 35498244.

It is an arithmetic number, because the mean of its divisors is an integer number (35498244).

Almost surely, 2^70996487 is an apocalyptic number.

70996487 is a deficient number, since it is larger than the sum of its proper divisors (1).

70996487 is an equidigital number, since it uses as much as digits as its factorization.

70996487 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 762048, while the sum is 50.

The square root of 70996487 is about 8425.9413123995. The cubic root of 70996487 is about 414.0749453964.

The spelling of 70996487 in words is "seventy million, nine hundred ninety-six thousand, four hundred eighty-seven".