611402211029 has 2 divisors, whose sum is σ = 611402211030. Its totient is φ = 611402211028.

The previous prime is 611402211023. The next prime is 611402211047. The reversal of 611402211029 is 920112204116.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 588388714225 + 23013496804 = 767065^2 + 151702^2 .

It is a cyclic number.

It is not a de Polignac number, because 611402211029 - 2³² = 607107243733 is a prime.

It is a super-2 number, since 2×611402211029² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 611402210992 and 611402211010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (611402211023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305701105514 + 305701105515.

It is an arithmetic number, because the mean of its divisors is an integer number (305701105515).

Almost surely, 2^611402211029 is an apocalyptic number.

It is an amenable number.

611402211029 is a deficient number, since it is larger than the sum of its proper divisors (1).

611402211029 is an equidigital number, since it uses as much as digits as its factorization.

611402211029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 29.

The spelling of 611402211029 in words is "six hundred eleven billion, four hundred two million, two hundred eleven thousand, twenty-nine".