45471037 has 2 divisors, whose sum is σ = 45471038. Its totient is φ = 45471036.

The previous prime is 45471029. The next prime is 45471071. The reversal of 45471037 is 73017454.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28611801 + 16859236 = 5349^2 + 4106^2 .

It is a cyclic number.

It is not a de Polignac number, because 45471037 - 2³ = 45471029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45471007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22735518 + 22735519.

It is an arithmetic number, because the mean of its divisors is an integer number (22735519).

Almost surely, 2^45471037 is an apocalyptic number.

It is an amenable number.

45471037 is a deficient number, since it is larger than the sum of its proper divisors (1).

45471037 is an equidigital number, since it uses as much as digits as its factorization.

45471037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11760, while the sum is 31.

The square root of 45471037 is about 6743.2215594625. The cubic root of 45471037 is about 356.9260832406.

The spelling of 45471037 in words is "forty-five million, four hundred seventy-one thousand, thirty-seven".