5551406137 has 2 divisors, whose sum is σ = 5551406138. Its totient is φ = 5551406136.

The previous prime is 5551406101. The next prime is 5551406197. The reversal of 5551406137 is 7316041555.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5366881081 + 184525056 = 73259^2 + 13584^2 .

It is a cyclic number.

It is not a de Polignac number, because 5551406137 - 2⁷ = 5551406009 is a prime.

It is a super-2 number, since 2×5551406137² = 61636220195842525538, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5551406096 and 5551406105.

It is not a weakly prime, because it can be changed into another prime (5551406197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2775703068 + 2775703069.

It is an arithmetic number, because the mean of its divisors is an integer number (2775703069).

Almost surely, 2^5551406137 is an apocalyptic number.

It is an amenable number.

5551406137 is a deficient number, since it is larger than the sum of its proper divisors (1).

5551406137 is an equidigital number, since it uses as much as digits as its factorization.

5551406137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63000, while the sum is 37.

The square root of 5551406137 is about 74507.7589046939. The cubic root of 5551406137 is about 1770.6565639612.

The spelling of 5551406137 in words is "five billion, five hundred fifty-one million, four hundred six thousand, one hundred thirty-seven".