70361437 has 2 divisors, whose sum is σ = 70361438. Its totient is φ = 70361436.

The previous prime is 70361399. The next prime is 70361449. The reversal of 70361437 is 73416307.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49758916 + 20602521 = 7054^2 + 4539^2 .

It is an emirp because it is prime and its reverse (73416307) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 70361437 - 2¹¹ = 70359389 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 70361399 and 70361408.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70361737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35180718 + 35180719.

It is an arithmetic number, because the mean of its divisors is an integer number (35180719).

Almost surely, 2^70361437 is an apocalyptic number.

It is an amenable number.

70361437 is a deficient number, since it is larger than the sum of its proper divisors (1).

70361437 is an equidigital number, since it uses as much as digits as its factorization.

70361437 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10584, while the sum is 31.

The square root of 70361437 is about 8388.1724469636. The cubic root of 70361437 is about 412.8366388174.

The spelling of 70361437 in words is "seventy million, three hundred sixty-one thousand, four hundred thirty-seven".