145141807 has 2 divisors, whose sum is σ = 145141808. Its totient is φ = 145141806.

The previous prime is 145141793. The next prime is 145141819. The reversal of 145141807 is 708141541.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 145141807 - 2¹¹ = 145139759 is a prime.

It is a super-2 number, since 2×145141807² = 42132288278450498, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145141837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72570903 + 72570904.

It is an arithmetic number, because the mean of its divisors is an integer number (72570904).

Almost surely, 2^145141807 is an apocalyptic number.

145141807 is a deficient number, since it is larger than the sum of its proper divisors (1).

145141807 is an equidigital number, since it uses as much as digits as its factorization.

145141807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4480, while the sum is 31.

The square root of 145141807 is about 12047.4813550385. The cubic root of 145141807 is about 525.5299947904.

The spelling of 145141807 in words is "one hundred forty-five million, one hundred forty-one thousand, eight hundred seven".