145366699 has 2 divisors, whose sum is σ = 145366700. Its totient is φ = 145366698.

The previous prime is 145366667. The next prime is 145366729. The reversal of 145366699 is 996663541.

145366699 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 145366699 - 2⁵ = 145366667 is a prime.

It is a super-2 number, since 2×145366699² = 42262954356313202, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (145366799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72683349 + 72683350.

It is an arithmetic number, because the mean of its divisors is an integer number (72683350).

Almost surely, 2^145366699 is an apocalyptic number.

145366699 is a deficient number, since it is larger than the sum of its proper divisors (1).

145366699 is an equidigital number, since it uses as much as digits as its factorization.

145366699 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1049760, while the sum is 49.

The square root of 145366699 is about 12056.8113114538. The cubic root of 145366699 is about 525.8012846508.

The spelling of 145366699 in words is "one hundred forty-five million, three hundred sixty-six thousand, six hundred ninety-nine".