2478609151 has 2 divisors, whose sum is σ = 2478609152. Its totient is φ = 2478609150.

The previous prime is 2478609131. The next prime is 2478609227. The reversal of 2478609151 is 1519068742.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2478609151 - 2¹⁹ = 2478084863 is a prime.

It is a super-2 number, since 2×2478609151² = 12287006646841881602, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2478609098 and 2478609107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2478609131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1239304575 + 1239304576.

It is an arithmetic number, because the mean of its divisors is an integer number (1239304576).

Almost surely, 2^2478609151 is an apocalyptic number.

2478609151 is a deficient number, since it is larger than the sum of its proper divisors (1).

2478609151 is an equidigital number, since it uses as much as digits as its factorization.

2478609151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 43.

The square root of 2478609151 is about 49785.6319734921. The cubic root of 2478609151 is about 1353.3268020762.

The spelling of 2478609151 in words is "two billion, four hundred seventy-eight million, six hundred nine thousand, one hundred fifty-one".