400153145243 has 2 divisors, whose sum is σ = 400153145244. Its totient is φ = 400153145242.

The previous prime is 400153145239. The next prime is 400153145261. The reversal of 400153145243 is 342541351004.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 400153145243 - 2² = 400153145239 is a prime.

It is not a weakly prime, because it can be changed into another prime (400153145143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200076572621 + 200076572622.

It is an arithmetic number, because the mean of its divisors is an integer number (200076572622).

Almost surely, 2^400153145243 is an apocalyptic number.

400153145243 is a deficient number, since it is larger than the sum of its proper divisors (1).

400153145243 is an equidigital number, since it uses as much as digits as its factorization.

400153145243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 400153145243 its reverse (342541351004), we get a palindrome (742694496247).

The spelling of 400153145243 in words is "four hundred billion, one hundred fifty-three million, one hundred forty-five thousand, two hundred forty-three".