126498787 has 2 divisors, whose sum is σ = 126498788. Its totient is φ = 126498786.

The previous prime is 126498739. The next prime is 126498797. The reversal of 126498787 is 787894621.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-126498787 is a prime.

It is a super-2 number, since 2×126498787² = 32003886224942738, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (126498797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63249393 + 63249394.

It is an arithmetic number, because the mean of its divisors is an integer number (63249394).

Almost surely, 2^126498787 is an apocalyptic number.

126498787 is a deficient number, since it is larger than the sum of its proper divisors (1).

126498787 is an equidigital number, since it uses as much as digits as its factorization.

126498787 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1354752, while the sum is 52.

The square root of 126498787 is about 11247.1679546453. The cubic root of 126498787 is about 501.9904483826.

The spelling of 126498787 in words is "one hundred twenty-six million, four hundred ninety-eight thousand, seven hundred eighty-seven".