540372029 has 2 divisors, whose sum is σ = 540372030. Its totient is φ = 540372028.

The previous prime is 540372023. The next prime is 540372037. The reversal of 540372029 is 920273045.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 536848900 + 3523129 = 23170^2 + 1877^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-540372029 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 540371986 and 540372004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (540372023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270186014 + 270186015.

It is an arithmetic number, because the mean of its divisors is an integer number (270186015).

Almost surely, 2^540372029 is an apocalyptic number.

It is an amenable number.

540372029 is a deficient number, since it is larger than the sum of its proper divisors (1).

540372029 is an equidigital number, since it uses as much as digits as its factorization.

540372029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 540372029 is about 23245.9034885719. The cubic root of 540372029 is about 814.5122498400.

The spelling of 540372029 in words is "five hundred forty million, three hundred seventy-two thousand, twenty-nine".