70077563 has 2 divisors, whose sum is σ = 70077564. Its totient is φ = 70077562.

The previous prime is 70077559. The next prime is 70077571. The reversal of 70077563 is 36577007.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70077563 - 2² = 70077559 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (70077463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35038781 + 35038782.

It is an arithmetic number, because the mean of its divisors is an integer number (35038782).

Almost surely, 2^70077563 is an apocalyptic number.

70077563 is a deficient number, since it is larger than the sum of its proper divisors (1).

70077563 is an equidigital number, since it uses as much as digits as its factorization.

70077563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30870, while the sum is 35.

The square root of 70077563 is about 8371.2342578619. The cubic root of 70077563 is about 412.2806924851.

The spelling of 70077563 in words is "seventy million, seventy-seven thousand, five hundred sixty-three".