70453511 has 2 divisors, whose sum is σ = 70453512. Its totient is φ = 70453510.

The previous prime is 70453477. The next prime is 70453519. The reversal of 70453511 is 11535407.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70453511 - 2²⁶ = 3344647 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70453519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35226755 + 35226756.

It is an arithmetic number, because the mean of its divisors is an integer number (35226756).

Almost surely, 2^70453511 is an apocalyptic number.

70453511 is a deficient number, since it is larger than the sum of its proper divisors (1).

70453511 is an equidigital number, since it uses as much as digits as its factorization.

70453511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 70453511 is about 8393.6589756792. The cubic root of 70453511 is about 413.0166377576.

Adding to 70453511 its reverse (11535407), we get a palindrome (81988918).

The spelling of 70453511 in words is "seventy million, four hundred fifty-three thousand, five hundred eleven".