7507420433 has 2 divisors, whose sum is σ = 7507420434. Its totient is φ = 7507420432.

The previous prime is 7507420423. The next prime is 7507420511. The reversal of 7507420433 is 3340247057.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3761123584 + 3746296849 = 61328^2 + 61207^2 .

It is a cyclic number.

It is not a de Polignac number, because 7507420433 - 2³² = 3212453137 is a prime.

It is a super-2 number, since 2×7507420433² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7507420393 and 7507420402.

It is not a weakly prime, because it can be changed into another prime (7507420423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3753710216 + 3753710217.

It is an arithmetic number, because the mean of its divisors is an integer number (3753710217).

Almost surely, 2^7507420433 is an apocalyptic number.

It is an amenable number.

7507420433 is a deficient number, since it is larger than the sum of its proper divisors (1).

7507420433 is an equidigital number, since it uses as much as digits as its factorization.

7507420433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 70560, while the sum is 35.

The square root of 7507420433 is about 86645.3716767376. The cubic root of 7507420433 is about 1958.0791636442.

The spelling of 7507420433 in words is "seven billion, five hundred seven million, four hundred twenty thousand, four hundred thirty-three".