46861019 has 2 divisors, whose sum is σ = 46861020. Its totient is φ = 46861018.

The previous prime is 46860977. The next prime is 46861039. The reversal of 46861019 is 91016864.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-46861019 is a prime.

It is a super-2 number, since 2×46861019² = 4391910203436722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 46861019.

It is not a weakly prime, because it can be changed into another prime (46861039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23430509 + 23430510.

It is an arithmetic number, because the mean of its divisors is an integer number (23430510).

Almost surely, 2^46861019 is an apocalyptic number.

46861019 is a deficient number, since it is larger than the sum of its proper divisors (1).

46861019 is an equidigital number, since it uses as much as digits as its factorization.

46861019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 46861019 is about 6845.5108647931. The cubic root of 46861019 is about 360.5265417390.

The spelling of 46861019 in words is "forty-six million, eight hundred sixty-one thousand, nineteen".