3645240127 has 2 divisors, whose sum is σ = 3645240128. Its totient is φ = 3645240126.

The previous prime is 3645240107. The next prime is 3645240139. The reversal of 3645240127 is 7210425463.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3645240127 - 2¹⁵ = 3645207359 is a prime.

It is a super-2 number, since 2×3645240127² = 26575551166981952258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3645240092 and 3645240101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3645240107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1822620063 + 1822620064.

It is an arithmetic number, because the mean of its divisors is an integer number (1822620064).

Almost surely, 2^3645240127 is an apocalyptic number.

3645240127 is a deficient number, since it is larger than the sum of its proper divisors (1).

3645240127 is an equidigital number, since it uses as much as digits as its factorization.

3645240127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 3645240127 is about 60375.8240275029. The cubic root of 3645240127 is about 1539.0121464434.

The spelling of 3645240127 in words is "three billion, six hundred forty-five million, two hundred forty thousand, one hundred twenty-seven".