146263401247 has 2 divisors, whose sum is σ = 146263401248. Its totient is φ = 146263401246.

The previous prime is 146263401233. The next prime is 146263401253. The reversal of 146263401247 is 742104362641.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 146263401247 - 2³¹ = 144115917599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146263401217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73131700623 + 73131700624.

It is an arithmetic number, because the mean of its divisors is an integer number (73131700624).

Almost surely, 2^146263401247 is an apocalyptic number.

146263401247 is a deficient number, since it is larger than the sum of its proper divisors (1).

146263401247 is an equidigital number, since it uses as much as digits as its factorization.

146263401247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 193536, while the sum is 40.

Adding to 146263401247 its reverse (742104362641), we get a palindrome (888367763888).

The spelling of 146263401247 in words is "one hundred forty-six billion, two hundred sixty-three million, four hundred one thousand, two hundred forty-seven".