5405472157 has 2 divisors, whose sum is σ = 5405472158. Its totient is φ = 5405472156.

The previous prime is 5405472151. The next prime is 5405472211. The reversal of 5405472157 is 7512745045.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4826636676 + 578835481 = 69474^2 + 24059^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5405472157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5405472151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2702736078 + 2702736079.

It is an arithmetic number, because the mean of its divisors is an integer number (2702736079).

Almost surely, 2^5405472157 is an apocalyptic number.

It is an amenable number.

5405472157 is a deficient number, since it is larger than the sum of its proper divisors (1).

5405472157 is an equidigital number, since it uses as much as digits as its factorization.

5405472157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 196000, while the sum is 40.

The square root of 5405472157 is about 73521.9161679019. The cubic root of 5405472157 is about 1755.0030607923.

The spelling of 5405472157 in words is "five billion, four hundred five million, four hundred seventy-two thousand, one hundred fifty-seven".