1155146465101 has 2 divisors, whose sum is σ = 1155146465102. Its totient is φ = 1155146465100.

The previous prime is 1155146465069. The next prime is 1155146465147. The reversal of 1155146465101 is 1015646415511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 663289709476 + 491856755625 = 814426^2 + 701325^2 .

It is a cyclic number.

It is not a de Polignac number, because 1155146465101 - 2⁵ = 1155146465069 is a prime.

It is a super-3 number, since 3×1155146465101³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1155146463101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 577573232550 + 577573232551.

It is an arithmetic number, because the mean of its divisors is an integer number (577573232551).

Almost surely, 2^{1155146465101} is an apocalyptic number.

It is an amenable number.

1155146465101 is a deficient number, since it is larger than the sum of its proper divisors (1).

1155146465101 is an equidigital number, since it uses as much as digits as its factorization.

1155146465101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72000, while the sum is 40.

The spelling of 1155146465101 in words is "one trillion, one hundred fifty-five billion, one hundred forty-six million, four hundred sixty-five thousand, one hundred one".