45999197 has 2 divisors, whose sum is σ = 45999198. Its totient is φ = 45999196.

The previous prime is 45999157. The next prime is 45999221. The reversal of 45999197 is 79199954.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35688676 + 10310521 = 5974^2 + 3211^2 .

It is a cyclic number.

It is not a de Polignac number, because 45999197 - 2¹⁴ = 45982813 is a prime.

It is a super-2 number, since 2×45999197² = 4231852249289618, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45999157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22999598 + 22999599.

It is an arithmetic number, because the mean of its divisors is an integer number (22999599).

Almost surely, 2^45999197 is an apocalyptic number.

It is an amenable number.

45999197 is a deficient number, since it is larger than the sum of its proper divisors (1).

45999197 is an equidigital number, since it uses as much as digits as its factorization.

45999197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 918540, while the sum is 53.

The square root of 45999197 is about 6782.2707849215. The cubic root of 45999197 is about 358.3027021710.

It can be divided in two parts, 4599 and 9197, that multiplied together give a triangular number (42297003 = T₉₁₉₇).

The spelling of 45999197 in words is "forty-five million, nine hundred ninety-nine thousand, one hundred ninety-seven".